<SEC-DOCUMENT>0001292814-14-001154.txt : 20140508
<SEC-HEADER>0001292814-14-001154.hdr.sgml : 20140508
<ACCEPTANCE-DATETIME>20140508151527
ACCESSION NUMBER:		0001292814-14-001154
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20140508
DATE AS OF CHANGE:		20140508

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GAS TRANSPORTER OF THE SOUTH INC
		CENTRAL INDEX KEY:			0000931427
		STANDARD INDUSTRIAL CLASSIFICATION:	NATURAL GAS TRANSMISSION [4922]
		IRS NUMBER:				000000000
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-46666
		FILM NUMBER:		14824555

	BUSINESS ADDRESS:	
		STREET 1:		DON BOSCO 3672 5TH FLR
		STREET 2:		1206 CAPITAL FEDERAL
		CITY:			ARGENTINA
		STATE:			C1
		ZIP:			00000
		BUSINESS PHONE:		005401148659050X1093

	MAIL ADDRESS:	
		STREET 1:		DON BOSCO 3672 5TH FLR
		STREET 2:		CAPITAL FEDERAL
		CITY:			ARGENTINA
		STATE:			C1
		ZIP:			1206

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Pampa Energy Inc.
		CENTRAL INDEX KEY:			0001469395
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC SERVICES [4911]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			C1
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		ORTIZ DE OCAMPO 3302
		STREET 2:		BUILDING #4
		CITY:			CITY OF BUENOS AIRES
		STATE:			C1
		ZIP:			C1425DSR
		BUSINESS PHONE:		54-11-4809-9500

	MAIL ADDRESS:	
		STREET 1:		ORTIZ DE OCAMPO 3302
		STREET 2:		BUILDING #4
		CITY:			CITY OF BUENOS AIRES
		STATE:			C1
		ZIP:			C1425DSR
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>pam20140508_13da.htm
<DESCRIPTION>SCHEDULE 13D
<TEXT>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 24pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">UNITED STATES<BR>SECURITIES AND EXCHANGE COMMISSION<BR>Washington 20549<BR>___________________________________</FONT></P></TD></TR>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 18pt" align=center><B><FONT style="FONT-SIZE: 18pt" lang=EN-US face="Times New Roman">SCHEDULE 13D</FONT></B><FONT style="FONT-SIZE: 12pt" lang=EN-US face="Times New Roman"><BR>(Rule 13d - 101)</FONT></P></TD></TR>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Information to be Included in Statements Filed Pursuant to </FONT></B><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face=simsun>&#167;</FONT></B><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">240.13d-1(a) and Amendments Thereto Filed Pursuant to </FONT></B><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face=simsun>&#167;</FONT></B><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">240.13d-2(a)&nbsp;</FONT></B></P>

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Under the Securities Exchange Act of 1934</FONT></B></P>

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">(Amendment No.1)</FONT></P></TD></TR>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 11pt" lang=ES-CO face="Times New Roman">TRANSPORTADORA DE GAS DEL SUR S.A.</FONT></B></P>

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">(GAS TRANSPORTER OF THE SOUTH INC.)</FONT></P></TD></TR>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">(Name of Issuer)</FONT></P></TD></TR>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Class B Shares, par value Ps.1 each (&#8220;Class B Shares&#8221;)</FONT></P>

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">American Depositary Shares, each representing 5 Class B Shares(&#8220;ADSs&#8221;),</FONT></P></TD></TR>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">(Title of Class of Securities)</FONT></P></TD></TR>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US color=black face="Times New Roman">No CUSIP for the Class B Shares</FONT></P>

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US color=black face="Times New Roman">The CUSIP for the ADSs is 893870 20 4</FONT></P></TD></TR>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">(CUSIP Number)</FONT></P></TD></TR>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=ES-AR face="Times New Roman">Gerardo Paz<BR>Ortiz de Ocampo 3302<BR>Building #4<BR>C1425DSR<BR>Buenos Aires<BR>Argentina<BR>Tel: +54 11 4809 9500</FONT></P></TD></TR>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">(Name, Address and Telephone Number of Person<BR>Authorized to Receive Notices and Communications)</FONT></P></TD></TR>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">April 15, 2014 </FONT></P></TD></TR>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">(Date of Event Which Requires Filing of this Statement)</FONT></P></TD></TR></TABLE></DIV>

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<P style="MARGIN: 0cm 0cm 12pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of &#167;&#167; 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box.&nbsp; </FONT><FONT style="FONT-SIZE: 11pt" lang=EN-US face="courier new">&#9633;&nbsp;</FONT><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">&nbsp; &nbsp;</FONT></P>

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   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">CUSIP No. </FONT></B></FONT></B></P>

   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">None for the Class B Shares</FONT></B></FONT></B></P>

   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">893870 20 4 for the ADSs.</FONT></B></FONT></FONT></B></P>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">13D</FONT></B></FONT></B></P></TD>

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   <P style="TEXT-ALIGN: right; MARGIN: 0cm 0cm 0pt" align=right><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Page </FONT></B><FONT style="DISPLAY: none"><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman"></FONT></B></FONT></FONT></B><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">1</FONT></B></FONT></B><B><FONT><FONT style="DISPLAY: none"><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman"></FONT></B></FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman"> of&nbsp;5</FONT></B></FONT></B><B><FONT>&nbsp;</FONT></B></P></TD></TR></TABLE></DIV>

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<P style="MARGIN: 0cm 0cm 0pt"><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</FONT></B></P>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">1.</FONT></P></TD>

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   <P style="TEXT-INDENT: -210.25pt; MARGIN: 0cm 0cm 0pt 210.25pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Name of Reporting Persons: Pampa Inversiones S.A</FONT></P></TD></TR>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">2.</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 6pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Check the Appropriate Box if a Member of a Group</FONT></P>

   <P style="MARGIN: 0cm 0cm 6pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">(a) </FONT><FONT style="FONT-SIZE: 11pt" lang=EN-US face=wingdings>&#168;&nbsp;</FONT></P>

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">(b) </FONT><FONT style="FONT-SIZE: 11pt" lang=EN-US face=wingdings>&#168;&nbsp;</FONT></P></TD></TR>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">3.</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">SEC Use Only:</FONT></P></TD></TR>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">4.</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Source of Funds: N/A</FONT></P></TD></TR>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">5.</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Check if Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d) or 2(e): </FONT><FONT style="FONT-SIZE: 11pt" lang=EN-US face=wingdings>&#168;&nbsp;</FONT></P></TD></TR>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">6.</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Citizenship or Place of Organization: Argentina</FONT></P></TD></TR>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Number of<BR>Shares<BR>Beneficially<BR>Owned by<BR>Each<BR>Reporting<BR>Person With</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">7. Sole Voting Power:</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">0</FONT></P></TD></TR>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">8. Shared Voting Power:</FONT></P></TD>

   <TD style="BORDER-BOTTOM: windowtext 1pt solid; PADDING-BOTTOM: 0cm; PADDING-LEFT: 5.4pt; PADDING-RIGHT: 5.4pt; PADDING-TOP: 0cm" vAlign=top width="45%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">25,934,365</FONT></P></TD></TR>

<TR style="PAGE-BREAK-INSIDE: avoid">

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">9. Sole Dispositive Power:</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">0</FONT></P></TD></TR>

<TR style="PAGE-BREAK-INSIDE: avoid">

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">10. Shared Dispositive Power:</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">25,934,365</FONT></P></TD></TR>

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   <TD style="BORDER-BOTTOM: windowtext 1pt solid; PADDING-BOTTOM: 7.2pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; PADDING-TOP: 7.2pt" vAlign=top width="16%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">11.</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Aggregate Amount Beneficially Owned by Each Reporting Person: 25,934,365</FONT></P></TD></TR>

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   <TD style="BORDER-BOTTOM: windowtext 1pt solid; PADDING-BOTTOM: 7.2pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; PADDING-TOP: 7.2pt" vAlign=top width="16%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">12.</FONT></P></TD>

   <TD style="BORDER-BOTTOM: windowtext 1pt solid; PADDING-BOTTOM: 7.2pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; PADDING-TOP: 7.2pt" vAlign=top width="84%" colSpan=2>

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Check if the Aggregate Amount in Row (11) Excludes Certain Shares:<BR></FONT><FONT style="FONT-SIZE: 11pt" lang=EN-US face=wingdings>&#168;&nbsp;</FONT></P></TD></TR>

<TR>

   <TD style="BORDER-BOTTOM: windowtext 1pt solid; PADDING-BOTTOM: 7.2pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; PADDING-TOP: 7.2pt" vAlign=top width="16%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">13.</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Percent of Class Represented by Amount in Row (11): 6.66%</FONT></P></TD></TR>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">14.</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Type of Reporting Person: HC - CO</FONT></P></TD></TR></TABLE></DIV>

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   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">CUSIP No. </FONT></B></FONT></B></P>

   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">None for the Class B Shares</FONT></B></FONT></B></P>

   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">893870 20 4 for the ADSs.</FONT></B></FONT></FONT></B></P>

   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman"></FONT></B></FONT></B>&nbsp;</P></TD>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">13D</FONT></B></FONT></B></P></TD>

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   <P style="TEXT-ALIGN: right; MARGIN: 0cm 0cm 0pt" align=right><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Page&nbsp;</FONT></B><FONT style="DISPLAY: none"><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman"></FONT></B></FONT></FONT></B><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">2</FONT></B></FONT></B><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman"> of </FONT></B></FONT></B><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">5</FONT></B></FONT></B><B><FONT>&nbsp;</FONT></B></P></TD></TR></TABLE></DIV>

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<P style="MARGIN: 0cm 0cm 0pt"><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</FONT></B></P>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">1.</FONT></P></TD>

   <TD style="BORDER-BOTTOM: windowtext 1pt solid; PADDING-BOTTOM: 7.2pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; BORDER-TOP: windowtext 1pt solid; PADDING-TOP: 7.2pt" vAlign=top width="84%" colSpan=2>

   <P style="TEXT-INDENT: -210.25pt; MARGIN: 0cm 0cm 0pt 210.25pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Name of Reporting Persons: Pampa Energ&#237;a S.A. (Pampa Energy Inc.)</FONT></P></TD></TR>

<TR>

   <TD style="BORDER-BOTTOM: windowtext 1pt solid; PADDING-BOTTOM: 7.2pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; PADDING-TOP: 7.2pt" vAlign=top width="16%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">2.</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 6pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Check the Appropriate Box if a Member of a Group</FONT></P>

   <P style="MARGIN: 0cm 0cm 6pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">(a) </FONT><FONT style="FONT-SIZE: 11pt" lang=EN-US face=wingdings>&#168;&nbsp;</FONT></P>

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">(b) </FONT><FONT style="FONT-SIZE: 11pt" lang=EN-US face=wingdings>&#168;&nbsp;</FONT></P></TD></TR>

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   <TD style="BORDER-BOTTOM: windowtext 1pt solid; PADDING-BOTTOM: 7.2pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; PADDING-TOP: 7.2pt" vAlign=top width="16%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">3.</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">SEC Use Only:</FONT></P></TD></TR>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">4.</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Source of Funds: N/A</FONT></P></TD></TR>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">5.</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Check if Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d) or 2(e): </FONT><FONT style="FONT-SIZE: 11pt" lang=EN-US face=wingdings>&#168;&nbsp;</FONT></P></TD></TR>

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   <TD style="BORDER-BOTTOM: windowtext 1pt solid; PADDING-BOTTOM: 7.2pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; PADDING-TOP: 7.2pt" vAlign=top width="16%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">6.</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Citizenship or Place of Organization: Argentina</FONT></P></TD></TR>

<TR style="PAGE-BREAK-INSIDE: avoid">

   <TD style="BORDER-BOTTOM: windowtext 1pt solid; PADDING-BOTTOM: 7.2pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; PADDING-TOP: 7.2pt" vAlign=top rowSpan=4 width="16%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Number of<BR>Shares<BR>Beneficially<BR>Owned by<BR>Each<BR>Reporting<BR>Person With</FONT></P></TD>

   <TD style="BORDER-BOTTOM: windowtext 1pt solid; PADDING-BOTTOM: 7.2pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; PADDING-TOP: 7.2pt" vAlign=top width="42%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">7. Sole Voting Power:</FONT></P></TD>

   <TD style="BORDER-BOTTOM: windowtext 1pt solid; PADDING-BOTTOM: 0cm; PADDING-LEFT: 5.4pt; PADDING-RIGHT: 5.4pt; PADDING-TOP: 0cm" vAlign=top width="42%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">25,934,365</FONT></P></TD></TR>

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   <TD style="BORDER-BOTTOM: windowtext 1pt solid; PADDING-BOTTOM: 7.2pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; PADDING-TOP: 7.2pt" vAlign=top width="42%">

   <P style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; MARGIN: 0cm 36pt 12pt 0cm"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">8. Shared Voting Power:</FONT></P></TD>

   <TD style="BORDER-BOTTOM: windowtext 1pt solid; PADDING-BOTTOM: 0cm; PADDING-LEFT: 5.4pt; PADDING-RIGHT: 5.4pt; PADDING-TOP: 0cm" vAlign=top width="42%">

   <P style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; MARGIN: 0cm 36pt 12pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">0</FONT></P></TD></TR>

<TR style="PAGE-BREAK-INSIDE: avoid">

   <TD style="BORDER-BOTTOM: windowtext 1pt solid; PADDING-BOTTOM: 7.2pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; PADDING-TOP: 7.2pt" vAlign=top width="42%">

   <P style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; MARGIN: 0cm 36pt 12pt 0cm"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">9. Sole Dispositive Power:</FONT></P></TD>

   <TD style="BORDER-BOTTOM: windowtext 1pt solid; PADDING-BOTTOM: 0cm; PADDING-LEFT: 5.4pt; PADDING-RIGHT: 5.4pt; PADDING-TOP: 0cm" vAlign=top width="42%">

   <P style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; MARGIN: 0cm 36pt 12pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">25,934,365</FONT></P></TD></TR>

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   <TD style="BORDER-BOTTOM: windowtext 1pt solid; PADDING-BOTTOM: 7.2pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; PADDING-TOP: 7.2pt" vAlign=top width="42%">

   <P style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; MARGIN: 0cm 36pt 12pt 0cm"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">10. Shared Dispositive Power:</FONT></P></TD>

   <TD style="BORDER-BOTTOM: windowtext 1pt solid; PADDING-BOTTOM: 0cm; PADDING-LEFT: 5.4pt; PADDING-RIGHT: 5.4pt; PADDING-TOP: 0cm" vAlign=top width="42%">

   <P style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; MARGIN: 0cm 36pt 12pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">0</FONT></P></TD></TR>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">11.</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Aggregate Amount Beneficially Owned by Each Reporting Person: 25,934,365</FONT></P></TD></TR>

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   <TD style="BORDER-BOTTOM: windowtext 1pt solid; PADDING-BOTTOM: 7.2pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; PADDING-TOP: 7.2pt" vAlign=top width="16%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">12.</FONT></P></TD>

   <TD style="BORDER-BOTTOM: windowtext 1pt solid; PADDING-BOTTOM: 7.2pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; PADDING-TOP: 7.2pt" vAlign=top width="84%" colSpan=2>

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Check if the Aggregate Amount in Row (11) Excludes Certain Shares <SUP></SUP>(See also Item 5):<BR></FONT><FONT style="FONT-SIZE: 11pt" lang=EN-US face=wingdings>&#168;&nbsp;</FONT></P></TD></TR>

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   <TD style="BORDER-BOTTOM: windowtext 1pt solid; PADDING-BOTTOM: 7.2pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; PADDING-TOP: 7.2pt" vAlign=top width="16%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">13.</FONT></P></TD>

   <TD style="BORDER-BOTTOM: windowtext 1pt solid; PADDING-BOTTOM: 7.2pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; PADDING-TOP: 7.2pt" vAlign=top width="84%" colSpan=2>

   <P style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; MARGIN: 0cm 36pt 12pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Percent of Class Represented by Amount in Row (11): 6.66%</FONT></P></TD></TR>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">14.</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Type of Reporting Person: HC - CO</FONT></P></TD></TR></TABLE></DIV>

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   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">CUSIP No. </FONT></B></FONT></B></P>

   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">None for the Class B Shares</FONT></B></FONT></B></P>

   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">893870 20 4 for the ADSs.</FONT></B></FONT></FONT></B></P>

   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman"></FONT></B></FONT></B>&nbsp;</P></TD>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">13D</FONT></B></FONT></B></P></TD>

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   <P style="TEXT-ALIGN: right; MARGIN: 0cm 0cm 0pt" align=right><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Page&nbsp;3</FONT></B></FONT></B><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman"> of </FONT></B></FONT></B><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">5</FONT></B></FONT></B><B><FONT>&nbsp;</FONT></B></P></TD></TR></TABLE></DIV>

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<P style="MARGIN: 0cm 0cm 0pt"><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</FONT></B></P>

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<P style="MARGIN: 0cm 0cm 10pt; BACKGROUND: white"><FONT style="FONT-SIZE: 11pt" lang=EN-US color=black face="Times New Roman">This Amendment No. 1 (this &#8220;Amendment&#8221;) amends and supplements the Schedule 13D filed by Pampa Inversiones S.A. (&#8220;PISA&#8221;) and Pampa Energ&#237;a S.A. (&#8220;Pampa Energ&#237;a&#8221; together with PISA, the &#8220;Reporting Persons&#8221;) with the U.S. Securities and Exchange Commission on January 21, 2014 (the &#8220;Schedule 13D&#8221;), related to the American Depository Shares (&#8220;ADSs&#8221;), each representing 5 Class B Shares (&#8220;Class B Shares&#8221;) of Transportadora de Gas del Sur S.A., an Argentine&nbsp;</FONT><I><FONT style="FONT-SIZE: 11pt" lang=EN-US color=black face="Times New Roman">sociedad an&#243;nima</FONT></I><FONT style="FONT-SIZE: 11pt" lang=EN-US color=black face="Times New Roman">&nbsp;(the &#8220;Company&#8221;).&nbsp; Except as expressly amended and supplemented by this Amendment, the Schedule 13D is not amended or supplemented in any respect.</FONT></P>

<P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 12pt"><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Item 4. Purpose of Transaction</FONT></B></P>

<P style="TEXT-INDENT: 36pt; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Pampa Energ&#237;a has caused its subsidiary PISA to effect various sales of ADSs to take advantage of favorable market conditions.</FONT></P>

<P style="TEXT-INDENT: 36pt; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-GB face="Times New Roman"></FONT>&nbsp;</P>

<P style="PAGE-BREAK-AFTER: auto; MARGIN: 0cm 0cm 12pt"><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Item 5. Interest in Securities of the Issuer</FONT></B></P>

<P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">(a) and (b)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </FONT><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">The Reporting Persons have, as of May 8, 2014, the following interests in the Class B Shares (whether represented by ADSs or directly held):</FONT><FONT style="VERTICAL-ALIGN: super"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman"> &nbsp;</FONT></FONT></P>

<P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P>

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<TR>

   <TD style="PADDING-BOTTOM: 0.5pt; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=bottom width="18%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">&nbsp; </FONT></P></TD>

   <TD style="BORDER-BOTTOM: black 1pt solid; PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=bottom width="12%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Shares </FONT></B></P>

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Beneficially </FONT></B></P>

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Owned</FONT></B></P></TD>

   <TD style="PADDING-BOTTOM: 0.5pt; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=bottom width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT></B>&nbsp;</P></TD>

   <TD style="BORDER-BOTTOM: black 1pt solid; PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=bottom width="12%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">% of Class</FONT></B></P></TD>

   <TD style="PADDING-BOTTOM: 0.5pt; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=bottom width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT></B>&nbsp;</P></TD>

   <TD style="BORDER-BOTTOM: black 1pt solid; PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=bottom width="12%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Sole Power </FONT></B></P>

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">to Vote</FONT></B></P></TD>

   <TD style="PADDING-BOTTOM: 0.5pt; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=bottom width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT></B>&nbsp;</P></TD>

   <TD style="BORDER-BOTTOM: black 1pt solid; PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=bottom width="12%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Shared Power </FONT></B></P>

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">to Vote</FONT></B></P></TD>

   <TD style="PADDING-BOTTOM: 0.5pt; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=bottom width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT></B>&nbsp;</P></TD>

   <TD style="BORDER-BOTTOM: black 1pt solid; PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=bottom width="12%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Sole Power </FONT></B></P>

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">to Dispose</FONT></B></P></TD>

   <TD style="PADDING-BOTTOM: 0.5pt; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=bottom width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT></B>&nbsp;</P></TD>

   <TD style="BORDER-BOTTOM: black 1pt solid; PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=bottom width="12%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Shared Power </FONT></B></P>

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">to Dispose</FONT></B></P></TD></TR>

<TR>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=top width="18%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">PISA</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=top width="12%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">25,934,365</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=top width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=top width="12%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">6.66%</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=top width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=top width="12%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">-0-</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=top width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=top width="12%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">25,934,365</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=top width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=top width="12%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">-0-</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=top width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=top width="12%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">25,934,365</FONT></P></TD></TR>

<TR>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=top width="18%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Pampa Energ&#237;a</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=top width="12%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">25,934,365</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=top width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=top width="12%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">6.66%</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=top width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=top width="12%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">25,934,365</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=top width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=top width="12%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">-0-</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=top width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=top width="12%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">25,934,365</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=top width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=top width="12%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">-0-</FONT></P></TD></TR></TABLE></DIV>

<P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P>

<P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">To the knowledge of the Reporting Persons, none of the persons listed on Schedule I owns any Shares.</FONT></P>

<P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P>

<P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">(c)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </FONT><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">In the past sixty days, PISA has effected the following transaction in the ADSs through brokers on the New York Stock Exchange:</FONT><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman"> &nbsp;</FONT></P>

<P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P>

<DIV align=center>

<TABLE style="WIDTH: 100%; MARGIN-LEFT: 0pt" border=0 cellSpacing=0 cellPadding=0>



<TR>

   <TD style="BORDER-BOTTOM: black 1pt solid; PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=bottom width="21%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Date of </FONT></B></P>

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 36pt 12pt" align=center><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Transaction</FONT></B></P></TD>

   <TD style="PADDING-BOTTOM: 0.5pt; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT></B>&nbsp;</P></TD>

   <TD style="BORDER-BOTTOM: black 1pt solid; PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">ADSs Sold</FONT></B></P></TD>

   <TD style="PADDING-BOTTOM: 0.5pt; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT></B>&nbsp;</P></TD>

   <TD style="BORDER-BOTTOM: black 1pt solid; PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Equivalent Number </FONT></B></P>

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">of Class B Shares</FONT></B></P></TD>

   <TD style="PADDING-BOTTOM: 0.5pt; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT></B>&nbsp;</P></TD>

   <TD style="BORDER-BOTTOM: black 1pt solid; PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Price per ADSs</FONT></B></P>

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">(U.S. dollars)</FONT></B></P></TD>

   <TD style="PADDING-BOTTOM: 0.5pt; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=bottom width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT></B>&nbsp;</P></TD>

   <TD style="BORDER-BOTTOM: black 1pt solid; PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" vAlign=bottom width="20%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Broker</FONT></B></P></TD></TR>

<TR style="HEIGHT: 17.55pt">

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="21%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">3/31/2014</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">10,000</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">50,000</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">2.400</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="20%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">JPM Securities</FONT></P></TD></TR>

<TR style="HEIGHT: 17.55pt">

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="21%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">04/01/2014</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">90,012</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">450,060</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">2.4004</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="20%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">JPM Securities</FONT></P></TD></TR>

<TR style="HEIGHT: 17.55pt">

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="21%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">04/02/2014</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">11,121</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">55,605</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">2.4000</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="20%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">JPM Securities</FONT></P></TD></TR>

<TR style="HEIGHT: 17.55pt">

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="21%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">04/03/2014</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">7,087</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">35,435</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">2.4001</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="20%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">JPM Securities</FONT></P></TD></TR>

<TR style="HEIGHT: 17.55pt">

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="21%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">04/04/2014</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">60,000</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">300,000</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">2.4178</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="20%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">JPM Securities</FONT></P></TD></TR>

<TR style="HEIGHT: 17.55pt">

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="21%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">04/07/2014</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">50,000</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">250,000</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">2.4477</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="20%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">JPM Securities</FONT></P></TD></TR>

<TR style="HEIGHT: 17.55pt">

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="21%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">04/08/2014</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">100,000</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">500,000</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">2.4533</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="20%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">JPM Securities</FONT></P></TD></TR>

<TR style="HEIGHT: 17.55pt">

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="21%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">04/09/2014</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">143,944</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">719,720</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">2.4844</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="20%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">JPM Securities</FONT></P></TD></TR>

<TR style="HEIGHT: 17.55pt">

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="21%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">04/10/2014</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">125,425</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">627,125</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">2.5366</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="20%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">JPM Securities</FONT></P></TD></TR>

<TR style="HEIGHT: 17.55pt">

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="21%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">04/11/2014</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">63,700</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">318,500</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">2.5010</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="20%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">JPM Securities</FONT></P></TD></TR>

<TR style="HEIGHT: 17.55pt">

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="21%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">04/14/2014</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">100,000</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">500,000</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">2.5505</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="20%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">JPM Securities</FONT></P></TD></TR>

<TR style="HEIGHT: 17.55pt">

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="21%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">04/15/2014</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">33,828</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">169,140</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="1%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="19%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">2.4810</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="2%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; HEIGHT: 17.55pt; PADDING-TOP: 0cm" vAlign=bottom width="20%">

   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">JPM Securities</FONT></P></TD></TR></TABLE></DIV>

<P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=ES-AR face="Times New Roman"></FONT>&nbsp;</P>

<P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Neither Pampa Energ&#237;a nor any of the persons listed on Schedule I have effected any transactions in the Class B Shares or ADSs in the past sixty days. </FONT></P>

<P style="MARGIN: 0cm 0cm 0pt">&nbsp;</P>

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<TR style="HEIGHT: 40.5pt">

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 5.4pt; PADDING-RIGHT: 5.4pt; HEIGHT: 40.5pt; PADDING-TOP: 0cm" vAlign=bottom width="34%">

   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">CUSIP No. </FONT></B></FONT></B></P>

   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">None for the Class B Shares</FONT></B></FONT></B></P>

   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">893870 20 4 for the ADSs.</FONT></B></FONT></FONT></B></P>

   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman"></FONT></B></FONT></B>&nbsp;</P></TD>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">13D</FONT></B></FONT></B></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 5.4pt; PADDING-RIGHT: 5.4pt; HEIGHT: 40.5pt; PADDING-TOP: 0cm" vAlign=top width="33%">

   <P style="TEXT-ALIGN: right; MARGIN: 0cm 0cm 0pt" align=right><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Page&nbsp;</FONT></B><FONT style="DISPLAY: none"><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman"></FONT></B></FONT></FONT></B><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">4</FONT></B></FONT></B><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman"> of </FONT></B></FONT></B><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">5</FONT></B></FONT></B><B><FONT>&nbsp;</FONT></B></P></TD></TR></TABLE></DIV>

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<P style="MARGIN: 0cm 0cm 0pt"><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</FONT></B></P>

<P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P></DIV>

<P style="MARGIN: 0cm 0cm 0pt"><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT></B>&nbsp;</P>

<P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">SIGNATURE</FONT></B></P>

<P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P>

<P style="TEXT-INDENT: 36pt; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 8pt" lang=EN-US face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</FONT><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.</FONT></P>

<P style="TEXT-INDENT: 36pt; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman"></FONT>&nbsp;</P>

<P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Dated:&nbsp;&nbsp;May 8, 2014</FONT></P>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">&nbsp; </FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">PAMPA INVERSIONES S.A.</FONT></P></TD></TR>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">&nbsp; </FONT></P></TD>

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   <P style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; MARGIN: 0cm 36pt 12pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">&nbsp; </FONT></P></TD></TR>

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   <P style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; MARGIN: 0cm 36pt 12pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">&nbsp; </FONT></P></TD>

   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" width="55%">

   <P style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; MARGIN: 0cm 36pt 12pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">By:</FONT><U><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman"> /s/ Germ&#225;n P&#233;rez &nbsp;</FONT></U></P></TD></TR>

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   <TD style="PADDING-BOTTOM: 0cm; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; PADDING-TOP: 0cm" width="45%">

   <P style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; MARGIN: 0cm 36pt 12pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">&nbsp; </FONT></P></TD>

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   <P style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; MARGIN: 0cm 36pt 12pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp; Name: Germ&#225;n P&#233;rez</FONT></P>

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Title:&nbsp;&nbsp; Executive Officer</FONT></P></TD></TR>

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   <P style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; MARGIN: 0cm 36pt 12pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">&nbsp; </FONT></P></TD>

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   <P style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; MARGIN: 0cm 36pt 12pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">&nbsp; </FONT></P></TD></TR>

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   <P style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; MARGIN: 0cm 36pt 12pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">&nbsp; </FONT></P></TD>

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   <P style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; MARGIN: 0cm 36pt 12pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">PAMPA ENERG&#205;A S.A.</FONT><FONT style="VERTICAL-ALIGN: super"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman"> &nbsp;</FONT></FONT></P></TD></TR>

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   <P style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; MARGIN: 0cm 36pt 12pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">By:</FONT><U><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman"> /s/ Dami&#225;n Miguel Mindlin &nbsp;</FONT></U></P></TD></TR>

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   <P style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; MARGIN: 0cm 36pt 12pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp; Name: Dami&#225;n Miguel Mindlin</FONT></P>

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp; Title: Executive Officer</FONT></P></TD></TR>

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<P style="TEXT-ALIGN: right; PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 12pt" align=right><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman"></FONT></B>&nbsp;</P>

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   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">CUSIP No. </FONT></B></FONT></B></P>

   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">None for the Class B Shares</FONT></B></FONT></B></P>

   <P style="MARGIN: 0cm 0cm 0pt"><B><FONT><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">893870 20 4 for the ADSs.</FONT></B></FONT></FONT></B></P>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt" align=center><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">13D</FONT></B></FONT></B></P></TD>

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   <P style="TEXT-ALIGN: right; MARGIN: 0cm 0cm 0pt" align=right><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Page&nbsp;</FONT></B><FONT style="DISPLAY: none"><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman"></FONT></B></FONT></FONT></B><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">5</FONT></B></FONT></B><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman"> of </FONT></B></FONT></B><B><FONT><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">5</FONT></B></FONT></B><B><FONT>&nbsp;</FONT></B></P></TD></TR></TABLE></DIV>

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<P style="TEXT-ALIGN: right; PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 12pt" align=right><B><FONT style="FONT-SIZE: 11pt" lang=IT face="Times New Roman">SCHEDULE I</FONT></B></P>

<P style="TEXT-ALIGN: center; PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 12pt" align=center><B><FONT style="FONT-SIZE: 11pt" lang=IT face="Times New Roman">Pampa Inversiones S.A.</FONT></B></P>

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   <P style="BORDER-BOTTOM: medium none; BORDER-LEFT: medium none; PADDING-BOTTOM: 0cm; PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; BORDER-TOP: medium none; BORDER-RIGHT: medium none; PADDING-TOP: 0cm"><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Name</FONT></B></P></DIV></TD>

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   <P style="BORDER-BOTTOM: medium none; BORDER-LEFT: medium none; PADDING-BOTTOM: 0cm; PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; BORDER-TOP: medium none; BORDER-RIGHT: medium none; PADDING-TOP: 0cm"><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Business Address</FONT></B></P></DIV></TD>

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   <P style="BORDER-BOTTOM: medium none; BORDER-LEFT: medium none; PADDING-BOTTOM: 0cm; PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; BORDER-TOP: medium none; BORDER-RIGHT: medium none; PADDING-TOP: 0cm"><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Principal Occupation</FONT></B></P></DIV></TD>

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   <P style="BORDER-BOTTOM: medium none; BORDER-LEFT: medium none; PADDING-BOTTOM: 0cm; PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; BORDER-TOP: medium none; BORDER-RIGHT: medium none; PADDING-TOP: 0cm"><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Name, Address and Principal Business of Employer</FONT></B></P></DIV></TD>

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   <DIV style="BORDER-BOTTOM: windowtext 1pt solid; BORDER-LEFT: medium none; PADDING-BOTTOM: 1pt; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; BORDER-TOP: medium none; BORDER-RIGHT: medium none; PADDING-TOP: 0cm">

   <P style="BORDER-BOTTOM: medium none; BORDER-LEFT: medium none; PADDING-BOTTOM: 0cm; PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; BORDER-TOP: medium none; BORDER-RIGHT: medium none; PADDING-TOP: 0cm"><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Citizenship</FONT></B></P></DIV></TD></TR>

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   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Directors</FONT></B></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Ricardo Torres</FONT></P></TD>

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   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=ES-AR face="Times New Roman">Ortiz de Ocampo 3302, Building&nbsp;#4 C1425DSR, Buenos Aires, Argentina&nbsp;&nbsp;</FONT></P>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Chief Executive Officer and Chief Generation Manager</FONT></P></TD>

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   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=ES-CO face="Times New Roman">Pampa Energ&#237;a S.A.</FONT></P>

   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=ES-CO face="Times New Roman">Ortiz de Ocampo 3302, Building&nbsp;#4 C1425DSR, Buenos Aires, Argentina&nbsp;&nbsp;</FONT></P>

   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Electricity company in Argentina</FONT></P></TD>

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   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Argentina</FONT></P></TD></TR>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Dami&#225;n Miguel Mindlin</FONT></P></TD>

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   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=ES-AR face="Times New Roman">Ortiz de Ocampo 3302, Building&nbsp;#4 C1425DSR, Buenos Aires, Argentina&nbsp;&nbsp;</FONT></P>

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=ES-AR face="Times New Roman"></FONT>&nbsp;</P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Chief Investment Portfolio Manager&nbsp;</FONT></P></TD>

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   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=ES-CO face="Times New Roman">Pampa Energ&#237;a S.A.</FONT></P>

   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=ES-CO face="Times New Roman">Ortiz de Ocampo 3302, Building&nbsp;#4 C1425DSR, Buenos Aires, Argentina&nbsp;&nbsp;</FONT></P>

   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Electricity company in Argentina</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 3.6pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; PADDING-TOP: 0cm" vAlign=top width="11%">

   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Argentina</FONT></P></TD></TR>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Alfredo Jos&#233; Vercelli</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" face="Times New Roman">Costa Rica 1538, CP 11500, Montevideo, Uruguay</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">President </FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" face="Times New Roman">Educaria</FONT></P>

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" face="Times New Roman">Santa Fe 1460 - 3er.<BR></FONT><FONT style="FONT-SIZE: 10pt" lang=ES-AR face="Times New Roman">Buenos Aires. </FONT><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Argentina&nbsp;</FONT></P>

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Creation of educational content.</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Uruguay</FONT></P></TD></TR>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Mar&#237;a Jos&#233; Bianchi</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" face="Times New Roman">Costa Rica 1538, CP 11500, Montevideo, Uruguay</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Uruguay</FONT></P></TD></TR>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Germ&#225;n P&#233;rez</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 3.6pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; PADDING-TOP: 0cm" vAlign=top width="19%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" face="Times New Roman">Costa Rica 1538, CP 11500, Montevideo, Uruguay</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 3.6pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; PADDING-TOP: 0cm" vAlign=top width="20%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Country Manager </FONT></P></TD>

   <TD style="PADDING-BOTTOM: 3.6pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; PADDING-TOP: 0cm" vAlign=top width="33%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=ES-AR face="Times New Roman">Pampa Inversiones S.A.</FONT></P>

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=ES-AR face="Times New Roman">Costa Rica 1538, CP 11500, Montevideo, Uruguay</FONT></P>

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Wholly-owned subsidiary of Pampa Energ&#237;a and holding company for certain of Pampa Energ&#237;a&#8217;s assets</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 3.6pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; PADDING-TOP: 0cm" vAlign=top width="11%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Uruguay</FONT></P></TD></TR>

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   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 12pt 0cm 0pt"><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Executive Officers</FONT></B></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Ricardo Torres</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 3.6pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; PADDING-TOP: 0cm" vAlign=top width="19%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" face="Times New Roman">Costa Rica 1538, CP 11500, Montevideo, Uruguay</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">President </FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=ES-AR face="Times New Roman">Pampa Inversiones S.A.</FONT></P>

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=ES-AR face="Times New Roman">Costa Rica 1538, CP 11500, Montevideo, Uruguay</FONT></P>

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Wholly-owned subsidiary of Pampa Energ&#237;a and holding company for certain of Pampa Energ&#237;a&#8217;s assets</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 3.6pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; PADDING-TOP: 0cm" vAlign=top width="11%">

   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Argentina</FONT></P></TD></TR>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Germ&#225;n P&#233;rez</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 3.6pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; HEIGHT: 61.6pt; PADDING-TOP: 0cm" vAlign=top width="19%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" face="Times New Roman">Costa Rica 1538, CP 11500, Montevideo, Uruguay</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Country Manager </FONT></P></TD>

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   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=ES-AR face="Times New Roman">Pampa Inversiones S.A.</FONT></P>

   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=ES-AR face="Times New Roman">Costa Rica 1538, CP 11500, Montevideo, Uruguay</FONT></P>

   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Wholly-owned subsidiary of Pampa Energ&#237;a and holding company for certain of Pampa Energ&#237;a&#8217;s assets</FONT></P></TD>

   <TD style="PADDING-BOTTOM: 3.6pt; PADDING-LEFT: 5.75pt; PADDING-RIGHT: 5.75pt; HEIGHT: 61.6pt; PADDING-TOP: 0cm" vAlign=top width="11%">

   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Uruguay</FONT></P></TD></TR></TABLE></DIV>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 24pt 0pt 0cm" align=center><B><FONT><FONT><B><FONT style="FONT-SIZE: 12pt" lang=ES-AR face="Times New Roman">Schedule I</FONT></B></FONT></FONT></B></P></TD>

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<P style="TEXT-ALIGN: center; PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt" align=center><B><FONT style="FONT-SIZE: 11pt" lang=EN-US face="Times New Roman">Pampa Energ&#237;a S.A.</FONT></B></P>

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   <P style="BORDER-BOTTOM: medium none; BORDER-LEFT: medium none; PADDING-BOTTOM: 0cm; PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; BORDER-TOP: medium none; BORDER-RIGHT: medium none; PADDING-TOP: 0cm"><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Name</FONT></B></P></DIV></TD>

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   <P style="BORDER-BOTTOM: medium none; BORDER-LEFT: medium none; PADDING-BOTTOM: 0cm; PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; BORDER-TOP: medium none; BORDER-RIGHT: medium none; PADDING-TOP: 0cm"><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Business Address</FONT></B></P></DIV></TD>

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   <DIV style="BORDER-BOTTOM: windowtext 1pt solid; BORDER-LEFT: medium none; PADDING-BOTTOM: 1pt; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; BORDER-TOP: medium none; BORDER-RIGHT: medium none; PADDING-TOP: 0cm">

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   <P style="BORDER-BOTTOM: medium none; BORDER-LEFT: medium none; PADDING-BOTTOM: 0cm; PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; BORDER-TOP: medium none; BORDER-RIGHT: medium none; PADDING-TOP: 0cm"><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Name, Address and Principal Business of Employer</FONT></B></P></DIV></TD>

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   <P style="BORDER-BOTTOM: medium none; BORDER-LEFT: medium none; PADDING-BOTTOM: 0cm; PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt; PADDING-LEFT: 0cm; PADDING-RIGHT: 0cm; BORDER-TOP: medium none; BORDER-RIGHT: medium none; PADDING-TOP: 0cm"><B><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Citizenship</FONT></B></P></DIV></TD></TR>

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<TR>

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   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Gustavo Mariani</FONT></P></TD>

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   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Chairman, Co-Chief Executive Officer </FONT></P></TD>

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   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Ricardo Torres</FONT></P></TD>

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   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Vice Chairman, Co-Chief Executive Officer and Chief Financial Officer</FONT></P></TD>

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   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=ES-CO face="Times New Roman">Dami&#225;n Miguel Mindlin</FONT></P></TD>

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   <P style="MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=ES-CO face="Times New Roman">Ortiz de Ocampo 3302, Building&nbsp;#4 C1425DSR, Buenos Aires, Argentina</FONT></P></TD>

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   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=ES-AR face="Times New Roman">Chief In</FONT><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">vestment Portfolio Manager </FONT></P></TD>

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   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Carlos Luis Tovagliari (</FONT><I><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">deputy</FONT></I><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">)&nbsp;</FONT></P></TD>

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   <P style="TEXT-ALIGN: center; MARGIN: 0cm 24pt 0pt 0cm" align=center><B><FONT><FONT><B><FONT style="FONT-SIZE: 12pt" lang=ES-AR face="Times New Roman">Schedule I</FONT></B></FONT></FONT></B></P></TD>

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   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Gabriel Cohen</FONT></P></TD>

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   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Ruben Turienzo</FONT></P></TD>

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   <P style="PAGE-BREAK-AFTER: avoid; MARGIN: 0cm 0cm 0pt"><FONT style="FONT-SIZE: 10pt" lang=EN-US face="Times New Roman">Mario Ricardo Cebreiro</FONT></P></TD>

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