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Proc-Type: 2001,MIC-CLEAR
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<SEC-DOCUMENT>0000912057-01-007729.txt : 20010320
<SEC-HEADER>0000912057-01-007729.hdr.sgml : 20010320
ACCESSION NUMBER:		0000912057-01-007729
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20010319

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PAN AMERICAN SILVER CORP
		CENTRAL INDEX KEY:			0000771992
		STANDARD INDUSTRIAL CLASSIFICATION:	SILVER ORES [1044]
		IRS NUMBER:				000000000
		FISCAL YEAR END:			0331

	FILING VALUES:
		FORM TYPE:		SC 13D/A
		SEC ACT:		
		SEC FILE NUMBER:	005-52919
		FILM NUMBER:		1571488

	BUSINESS ADDRESS:	
		STREET 1:		1500-625 HOWE STREET
		CITY:			VANCOUVER BC CANADA
		STATE:			A1

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CASCADE INVESTMENT LLC
		CENTRAL INDEX KEY:			0001052192
		STANDARD INDUSTRIAL CLASSIFICATION:	 []
		IRS NUMBER:				911680459
		STATE OF INCORPORATION:			WA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		2365 CARILLON POINT
		CITY:			KIRKLAND
		STATE:			WA
		ZIP:			98033
		BUSINESS PHONE:		4258030720

	MAIL ADDRESS:	
		STREET 1:		2365 CARILLON POINT
		CITY:			KIRKLAND
		STATE:			WA
		ZIP:			98033
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>a2040747zsc13da.htm
<DESCRIPTION>SCHEDULE 13D
<TEXT>

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<P ALIGN="CENTER"><FONT SIZE=5><B>UNITED STATES<BR>
SECURITIES AND EXCHANGE COMMISSION<BR>  </B></FONT><FONT SIZE=2><B>Washington, D.C. 20549  </B></FONT></P>

<HR NOSHADE ALIGN="CENTER" WIDTH="120">
<P ALIGN="CENTER"><FONT SIZE=5><B>SCHEDULE 13D<BR>  </B></FONT><FONT SIZE=2>Under the Securities Exchange Act of 1934<BR>
(Amendment No. 1)* </FONT></P>

<HR NOSHADE ALIGN="CENTER" WIDTH="120">
<P ALIGN="CENTER"><FONT SIZE=5><B>Pan American Silver Corp.<BR>  </B></FONT><FONT SIZE=2>(Name of Issuer) </FONT></P>

<P ALIGN="CENTER"><FONT SIZE=2><B>Common Stock, no par value<BR>  </B></FONT><FONT SIZE=2>(Title of Class&nbsp;of Securities) </FONT></P>

<P ALIGN="CENTER"><FONT SIZE=2><B>697900108<BR>  </B></FONT><FONT SIZE=2>(CUSIP Number) </FONT></P>

<HR NOSHADE ALIGN="CENTER" WIDTH="120">

<!-- User-specified TAGGED TABLE -->
<TABLE WIDTH="100%" BORDER=0 CELLSPACING=0 CELLPADDING=0>
<TR VALIGN="TOP">
<TD WIDTH="49%" ALIGN="CENTER"><FONT SIZE=2><B>Matthew S. Topham, Esq.<BR>
Preston Gates&nbsp;&amp; Ellis LLP<BR>
701 Fifth Avenue, Suite 5000<BR>
Seattle, Washington 98104<BR>
(206) 623-7580</B></FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="49%" ALIGN="CENTER"><FONT SIZE=2><B>Mark R. Beatty<BR>
General Counsel<BR>
Cascade Investment, L.L.C.<BR>
2365 Carillon Point<BR>
Kirkland, WA 98033<BR>
(425) 803-0720</B></FONT></TD>
</TR>
</TABLE>
<!-- end of user-specified TAGGED TABLE -->

<P ALIGN="CENTER"><FONT SIZE=2>(Name,
Address and Telephone Number of Person Authorized<BR>
to Receive Notices and Communications) </FONT></P>

<P ALIGN="CENTER"><FONT SIZE=2><B>February 19, 2001<BR>  </B></FONT><FONT SIZE=2>(Date of Event which Requires Filing of this Statement) </FONT></P>

<HR NOSHADE ALIGN="CENTER" WIDTH="120">

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;If
the filing person has previously filed a statement on Schedule 13G to report the acquisition which is the subject of this Schedule 13D, and is filing this schedule because of
Rule&nbsp;13d-1(e), (f)&nbsp;or (g), check the following box&nbsp;/&nbsp;/. </FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;*The
remainder of this cover page&nbsp;shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any
subsequent amendment containing information which would alter disclosures provided in a prior cover page. </FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;The
information required on the remainder of this cover page&nbsp;shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or
otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). </FONT></P>

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<P><FONT SIZE=2><A
NAME="page_de1152_1_2"> </A> </FONT></P>

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<TR VALIGN="BOTTOM">
<TD WIDTH="32%" VALIGN="TOP"><FONT SIZE=2>CUSIP No.:&nbsp;&nbsp;<U>697900108</U></FONT></TD>
<TD WIDTH="2%" VALIGN="TOP"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="32%" VALIGN="TOP"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%" VALIGN="TOP"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="32%" VALIGN="TOP"><FONT SIZE=2>&nbsp;</FONT></TD>
</TR>
</TABLE>
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<TABLE WIDTH="100%" BORDER=0 CELLSPACING=0 CELLPADDING=0>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="100%" COLSPAN=7 ALIGN="RIGHT"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>(1)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="92%" COLSPAN=5><FONT SIZE=2>Name of Reporting Person.<BR>
Cascade Investment, L.L.C.<BR>
S.S. Or I.R.S. Identification No. of Above Person</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="100%" COLSPAN=7 ALIGN="RIGHT"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>(2)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>Check the Appropriate Box if a Member</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="5%" ALIGN="CENTER"><FONT SIZE=2>(a)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>/&nbsp;/</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>of a Group</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="5%" ALIGN="CENTER"><FONT SIZE=2>(b)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>/&nbsp;/</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="100%" COLSPAN=7 ALIGN="RIGHT"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>(3)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>SEC Use Only</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="100%" COLSPAN=7 ALIGN="RIGHT"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>(4)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>Source of Funds<BR>
WC</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="100%" COLSPAN=7 ALIGN="RIGHT"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>(5)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="92%" COLSPAN=5><FONT SIZE=2>Check Box if Disclosure of Legal Proceedings is Required Pursuant to items 2(d)&nbsp;or 2(e)&nbsp;/&nbsp;/</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="100%" COLSPAN=7 ALIGN="RIGHT"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>(6)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="92%" COLSPAN=5><FONT SIZE=2>Citizenship Or Place of Organization</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;State of Washington</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="100%" COLSPAN=7 ALIGN="RIGHT"><HR NOSHADE></TD>
</TR>
<TR VALIGN="BOTTOM">
<TD WIDTH="49%" COLSPAN=3 VALIGN="TOP"><FONT SIZE=2>Number of Shares Beneficially Owned by Each Reporting Person With</FONT></TD>
<TD WIDTH="2%" VALIGN="TOP"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="5%" ALIGN="CENTER" VALIGN="TOP"><FONT SIZE=2>(7)</FONT></TD>
<TD WIDTH="2%" VALIGN="TOP"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%" VALIGN="TOP"><FONT SIZE=2>Sole Voting Power<BR>
- -0-</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="49%" COLSPAN=3 ALIGN="CENTER"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="5%" ALIGN="CENTER"><FONT SIZE=2>(8)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>Shared Voting Power<BR>
3,105,000</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="49%" COLSPAN=3 ALIGN="CENTER"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="5%" ALIGN="CENTER"><FONT SIZE=2>(9)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>Sole Dispositive Power<BR>
- -0-</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="49%" COLSPAN=3 ALIGN="CENTER"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="5%" ALIGN="CENTER"><FONT SIZE=2>(10)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>Shared Dispositive Power<BR>
3,105,000</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="100%" COLSPAN=7 ALIGN="RIGHT"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>(11)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="92%" COLSPAN=5><FONT SIZE=2>Aggregate Amount Beneficially Owned by Each Reporting Person<BR>
3,105,000</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="100%" COLSPAN=7 ALIGN="RIGHT"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>(12)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="92%" COLSPAN=5><FONT SIZE=2>Check Box if the Aggregate Amount in Row (11) Excludes Certain Shares /&nbsp;/</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="100%" COLSPAN=7 ALIGN="RIGHT"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>(13)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="92%" COLSPAN=5><FONT SIZE=2>Percent of Class Represented by Amount in Row (11)<BR>
9.05%</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="100%" COLSPAN=7 ALIGN="RIGHT"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>(14)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="92%" COLSPAN=5><FONT SIZE=2>Type of Reporting Person<BR>
CO</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="100%" COLSPAN=7 ALIGN="RIGHT"><HR NOSHADE></TD>
</TR>
</TABLE>
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<P ALIGN="CENTER"><FONT SIZE=2>2</FONT></P>

<HR NOSHADE>
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<A NAME="page_de1152_1_3"> </A>

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<TABLE WIDTH="100%" BORDER=0 CELLSPACING=0 CELLPADDING=0>
<TR VALIGN="BOTTOM">
<TD WIDTH="32%" VALIGN="TOP"><FONT SIZE=2>CUSIP No.:&nbsp;&nbsp;<U>697900108</U></FONT></TD>
<TD WIDTH="2%" VALIGN="TOP"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="32%" VALIGN="TOP"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%" VALIGN="TOP"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="32%" VALIGN="TOP"><FONT SIZE=2>&nbsp;</FONT></TD>
</TR>
</TABLE>
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<!-- User-specified TAGGED TABLE -->
<TABLE WIDTH="100%" BORDER=0 CELLSPACING=0 CELLPADDING=0>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="100%" COLSPAN=7 ALIGN="RIGHT"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>(1)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="92%" COLSPAN=5><FONT SIZE=2>Name of Reporting Person.<BR>
William H. Gates III<BR>
S.S. Or I.R.S. Identification No. of Above Person</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="100%" COLSPAN=7 ALIGN="RIGHT"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>(2)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>Check the Appropriate Box if a Member</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="5%" ALIGN="CENTER"><FONT SIZE=2>(a)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>/&nbsp;/</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>of a Group</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="5%" ALIGN="CENTER"><FONT SIZE=2>(b)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>/&nbsp;/</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="100%" COLSPAN=7 ALIGN="RIGHT"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>(3)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>SEC Use Only</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="100%" COLSPAN=7 ALIGN="RIGHT"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>(4)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>Source of Funds<BR>
WC</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="100%" COLSPAN=7 ALIGN="RIGHT"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>(5)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="92%" COLSPAN=5><FONT SIZE=2>Check Box if Disclosure of Legal Proceedings is Required Pursuant to items 2(d)&nbsp;or 2(e)&nbsp;/&nbsp;/</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="100%" COLSPAN=7 ALIGN="RIGHT"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>(6)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="92%" COLSPAN=5><FONT SIZE=2>Citizenship Or Place of Organization</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;United States of America</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="100%" COLSPAN=7 ALIGN="RIGHT"><HR NOSHADE></TD>
</TR>
<TR VALIGN="BOTTOM">
<TD WIDTH="49%" COLSPAN=3 VALIGN="TOP"><FONT SIZE=2>Number of Shares Beneficially Owned by Each Reporting Person With</FONT></TD>
<TD WIDTH="2%" VALIGN="TOP"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="5%" ALIGN="CENTER" VALIGN="TOP"><FONT SIZE=2>(7)</FONT></TD>
<TD WIDTH="2%" VALIGN="TOP"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%" VALIGN="TOP"><FONT SIZE=2>Sole Voting Power<BR>
- -0-</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="49%" COLSPAN=3 ALIGN="CENTER"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="5%" ALIGN="CENTER"><FONT SIZE=2>(8)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>Shared Voting Power<BR>
3,105,000</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="49%" COLSPAN=3 ALIGN="CENTER"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="5%" ALIGN="CENTER"><FONT SIZE=2>(9)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>Sole Dispositive Power<BR>
- -0-</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="49%" COLSPAN=3 ALIGN="CENTER"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="5%" ALIGN="CENTER"><FONT SIZE=2>(10)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2>Shared Dispositive Power<BR>
3,105,000</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="100%" COLSPAN=7 ALIGN="RIGHT"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>(11)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="92%" COLSPAN=5><FONT SIZE=2>Aggregate Amount Beneficially Owned by Each Reporting Person<BR>
3,105,000</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="100%" COLSPAN=7 ALIGN="RIGHT"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>(12)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="92%" COLSPAN=5><FONT SIZE=2>Check Box if the Aggregate Amount in Row (11) Excludes Certain Shares /&nbsp;/</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="100%" COLSPAN=7 ALIGN="RIGHT"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>(13)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="92%" COLSPAN=5><FONT SIZE=2>Percent of Class Represented by Amount in Row (11)<BR>
9.05%</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="100%" COLSPAN=7 ALIGN="RIGHT"><HR NOSHADE></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2>(14)</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="92%" COLSPAN=5><FONT SIZE=2>Type of Reporting Person<BR>
IN</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="5%" ALIGN="RIGHT"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="41%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="100%" COLSPAN=7 ALIGN="RIGHT"><HR NOSHADE></TD>
</TR>
</TABLE>
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<P ALIGN="CENTER"><FONT SIZE=2>3</FONT></P>

<HR NOSHADE>
<!-- ZEQ.=2,SEQ=3,EFW="2040747",CP="CASCADE INVESTMENT LLC",DN="1",CHK=743832,FOLIO='3',FILE='DISK011:[01SEA2.01SEA1152]DE1152A.;20',USER='LSTARKE',CD='19-MAR-2001;12:45' -->
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<P><FONT SIZE=2><A
NAME="page_dg1152_1_4"> </A> </FONT> <FONT SIZE=2><B>Item 1. SECURITY AND ISSUER  </B></FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;This statement relates to the Common Stock, no par value (the "Common Stock"), of Pan American Silver Corp. (the "Issuer"). The principal executive offices of
the Issuer are located at 1500 D 625 Howe Street, Vancouver, British Columbia, Canada V6C 2T6. </FONT></P>


<P><FONT SIZE=2><B>Item 2. IDENTITY AND BACKGROUND  </B></FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;This statement is being filed by Cascade Investment, L.L.C. ("Cascade"), which is a limited liability company organized under the laws of the State of
Washington. Cascade is a private investment entity which seeks appreciation of its assets for the benefit of its owner. Cascade conducts its principal business operations at 2365 Carillon Point,
Kirkland, Washington 98033. </FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;Cascade
has not during the last five years been (i)&nbsp;convicted in a criminal proceeding, or (ii)&nbsp;a party to a civil proceeding of a judicial or administrative body of
competent jurisdiction as a result of which it was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or
state securities laws or finding any violation with respect to such laws. </FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;The
names, business addresses, principal employment (and the names and addresses of any corporation or other organization in which such employment is conducted) and citizenship of
each executive officer, director or person controlling Cascade are set forth in Exhibit A hereto and are incorporated herein by reference. </FONT></P>


<P><FONT SIZE=2><B>Item 3. SOURCE AND AMOUNT OF FUNDS OR OTHER CONSIDERATION  </B></FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;Not applicable. </FONT></P>

<P><FONT SIZE=2><B>Item 4. PURPOSE OF TRANSACTION  </B></FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;Cascade
acquired the Common Stock for investment purposes only. Cascade will continue to evaluate its ownership and voting position in the Issuer and may consider the following future
courses of action: (i)&nbsp;continuing to hold the Common Stock for investment; (ii)&nbsp;disposing of all or a portion of the Common Stock in open market sales or in privately-negotiated
transactions; (iii)&nbsp;acquiring additional shares of Common Stock in the open market or in privately-negotiated transactions; or (iv)&nbsp;entering into short sales or other hedging
transactions with respect to the Common Stock. Cascade has not as yet determined which of the courses of action specified in this paragraph it may ultimately take. Cascade's future actions with regard
to this investment are dependent on its evaluation of a variety of circumstances affecting the Issuer in the future, including the market price of the Issuer's Common Stock, the Issuer's prospects and
Cascade's portfolio. </FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;Except
as set forth above, Cascade has no present intent or proposals that relate to or would result in: (i)&nbsp;the acquisition by any person of additional securities of the
Issuer, or the disposition of securities of the Issuer; (ii)&nbsp;an extraordinary corporate transaction, such as a merger, reorganization or liquidation, involving the Issuer or any of its
subsidiaries; (iii)&nbsp;a sale or transfer of a material amount of assets of the Issuer or any of its subsidiaries; (iv)&nbsp;any change in the present Board of Directors or management of the
Issuer, including any plans or proposals to change the number or term of Directors or to fill any vacancies on the Board; (v)&nbsp;any material change in the present capitalization or dividend
policy of the Issuer; (vi)&nbsp;any other material change in the Issuer's business or corporate structure; (vii)&nbsp;changes in the Issuer's charter, bylaws or instruments corresponding thereto
or other actions which may impede the acquisition of control of the Issuer by any person; (viii)&nbsp;causing a class of securities of the Issuer to be delisted from a national securities exchange
or to cease to be authorized to be quoted in an inter-dealer quotation system of a registered national securities association; (ix)&nbsp;a class of equity </FONT></P>

<P ALIGN="CENTER"><FONT SIZE=2>4</FONT></P>

<HR NOSHADE>
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<A NAME="page_dg1152_1_5"> </A>

<P><FONT SIZE=2>
securities of the Issuer becoming eligible for termination of registration pursuant to Section 12(g)(4)&nbsp;of the Exchange Act; or (x) any action similar to those enumerated above. </FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;Cascade
reserves the right to determine in the future whether to change the purpose or purposes described above or whether to adopt plans or proposals of the type specified above. </FONT></P>

<P><FONT SIZE=2><B>Item 5. INTEREST IN SECURITIES OF THE ISSUER  </B></FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;(a)&nbsp;As
of the filing date of this Schedule 13D, Cascade beneficially owns 3,105,000 shares of the Common Stock, which represents approximately 9.05% of the shares of
Common Stock currently issued and outstanding.* </FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;(b)&nbsp;As
of the filing date of this Schedule 13D, Cascade has shared power to vote or direct the vote and dispose or direct the disposition of 3,105,000 shares of the
Common Stock.* </FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;(c)&nbsp;On
February 19, 2001, a warrant to purchase 500,000 shares of Common Stock held by Cascade expired without being exercised. </FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;(d)&nbsp;Not
applicable. </FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;(e)&nbsp;Not
applicable. </FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;*All
shares held by Cascade may be deemed to be beneficially owned by William H. Gates III as the sole member of Cascade. </FONT></P>

<P><FONT SIZE=2><B>Item 6. CONTRACTS, ARRANGEMENTS, UNDERSTANDINGS OR RELATIONSHIPS WITH RESPECT TO SECURITIES OF THE ISSUER  </B></FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;Cascade has no contracts, arrangements, understandings or relationships (legal or otherwise) with any person with respect to the Common Stock, including
transfer or voting thereof, finders fees, joint ventures, loan or option arrangements, put or calls, guarantees of profits, division of profits or loss, or the giving or withholding of proxies. </FONT></P>

<P><FONT SIZE=2><B>Item 7. MATERIALS TO BE FILED AS EXHIBITS  </B></FONT></P>

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<DIV ALIGN="CENTER"><TABLE WIDTH="72%" BORDER=0 CELLSPACING=0 CELLPADDING=0>
<TR VALIGN="TOP">
<TD WIDTH="13%"><FONT SIZE=2>Exhibit A</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="85%"><FONT SIZE=2>List of each executive officer, director or person controlling Cascade.</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="13%"><FONT SIZE=2>Exhibit B</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="85%"><FONT SIZE=2>Special Power of Attorney appointing Michael Larson attorney in fact, dated March&nbsp;14, 2001.</FONT></TD>
</TR>
</TABLE></DIV>
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<P ALIGN="CENTER"><FONT SIZE=2>5</FONT></P>

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<P ALIGN="CENTER"><FONT SIZE=2><A
NAME="jc1152_signature"> </A>
<A NAME="toc_jc1152_1"> </A>
<BR></FONT><FONT SIZE=2><B>SIGNATURE    <BR>  </B></FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;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>

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<TABLE WIDTH="100%" BORDER=0 CELLSPACING=0 CELLPADDING=0>
<TR VALIGN="TOP">
<TD WIDTH="47%"><FONT SIZE=2>Dated: March 19, 2001</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="51%" COLSPAN=3><FONT SIZE=2>CASCADE INVESTMENT, L.L.C.</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="47%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
By:</FONT></TD>
<TD WIDTH="1%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="45%" ALIGN="CENTER"><FONT SIZE=2><BR>
/s/&nbsp;</FONT><FONT SIZE=2>MICHAEL LARSON</FONT><FONT SIZE=2>&nbsp;&nbsp;&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="47%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="1%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="45%" ALIGN="CENTER"><HR NOSHADE><FONT SIZE=2> Michael Larson<BR></FONT> <FONT SIZE=2><I>Manager</I></FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="47%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="51%" COLSPAN=3><BR><FONT SIZE=2>WILLIAM H. GATES III</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="47%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
By:</FONT></TD>
<TD WIDTH="1%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="45%" ALIGN="CENTER"><FONT SIZE=2><BR>
/s/&nbsp;</FONT><FONT SIZE=2>MICHAEL LARSON</FONT><FONT SIZE=2>&nbsp;&nbsp;&nbsp;</FONT><HR NOSHADE><FONT SIZE=2> William H. Gates III, by Michael&nbsp;Larson as attorney&nbsp;in&nbsp;fact*</FONT></TD>
</TR>
</TABLE>
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<P ALIGN="CENTER"><FONT SIZE=2><A
NAME="jc1152_joint_filing_agreement"> </A>
<A NAME="toc_jc1152_2"> </A>
<BR></FONT><FONT SIZE=2><B>JOINT FILING AGREEMENT    <BR>  </B></FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;We, the signatories of the statement to which this Joint Filing Agreement is attached, hereby agree that such statement is filed, and any amendments thereto
filed by either or both of us will be filed, on behalf of each of us. </FONT></P>

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<TABLE WIDTH="100%" BORDER=0 CELLSPACING=0 CELLPADDING=0>
<TR VALIGN="TOP">
<TD WIDTH="47%"><FONT SIZE=2>Dated: March 19, 2001</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="51%" COLSPAN=3><FONT SIZE=2>CASCADE INVESTMENT, L.L.C.</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="47%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
By:</FONT></TD>
<TD WIDTH="1%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="45%" ALIGN="CENTER"><FONT SIZE=2><BR>
/s/&nbsp;</FONT><FONT SIZE=2>MICHAEL LARSON</FONT><FONT SIZE=2>&nbsp;&nbsp;&nbsp;</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="47%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="1%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="45%" ALIGN="CENTER"><HR NOSHADE><FONT SIZE=2> Michael Larson<BR></FONT> <FONT SIZE=2><I>Manager</I></FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="47%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="51%" COLSPAN=3><BR><FONT SIZE=2>WILLIAM H. GATES III</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="47%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="5%"><FONT SIZE=2><BR>
By:</FONT></TD>
<TD WIDTH="1%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="45%" ALIGN="CENTER"><FONT SIZE=2><BR>
/s/&nbsp;</FONT><FONT SIZE=2>MICHAEL LARSON</FONT><FONT SIZE=2>&nbsp;&nbsp;&nbsp;</FONT><HR NOSHADE><FONT SIZE=2> William H. Gates III, by Michael&nbsp;Larson as attorney&nbsp;in&nbsp;fact*</FONT></TD>
</TR>
</TABLE>
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<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;*Duly
authorized under power of attorney dated March&nbsp;14, 2001, by and on behalf of William&nbsp;H. Gates&nbsp;III, filed as Exhibit&nbsp;B to this statement and
incorporated by reference herein. </FONT></P>

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<P ALIGN="CENTER"><FONT SIZE=2><A
NAME="ka1152_exhibit_a"> </A>
<A NAME="toc_ka1152_1"> </A>
<BR></FONT><FONT SIZE=2><B>EXHIBIT A    <BR>  </B></FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;Following is a list of each executive officer, director or person controlling Cascade setting forth the business address and present principal employment (and
the name and address of any corporation or organization in which such employment is conducted) of each person. The persons named below are citizens of the United States of America and have not, during
the last five years, been convicted in a criminal proceeding or been a party to a civil proceeding of a judicial or administrative body of competent jurisdiction as a result of which they are or were
subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violation with respect
to such laws. </FONT></P>

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<TABLE WIDTH="100%" BORDER=0 CELLSPACING=0 CELLPADDING=0>
<TR VALIGN="BOTTOM">
<TH WIDTH="35%" ALIGN="LEFT"><FONT SIZE=1><B>Name<BR> </B></FONT><HR NOSHADE></TH>
<TH WIDTH="2%"><FONT SIZE=1>&nbsp;</FONT></TH>
<TH WIDTH="35%" ALIGN="CENTER"><FONT SIZE=1><B>Position with Cascade</B></FONT><HR NOSHADE></TH>
<TH WIDTH="2%"><FONT SIZE=1>&nbsp;</FONT></TH>
<TH WIDTH="24%" ALIGN="CENTER"><FONT SIZE=1><B>Principal Employment and<BR>
Business Address</B></FONT><HR NOSHADE></TH>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="35%"><BR><FONT SIZE=2>Michael Larson</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="35%"><FONT SIZE=2><BR>
Manager</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="24%"><FONT SIZE=2><BR>
Manager<BR>
Cascade Investment, L.L.C.<BR>
2365 Carillon Point<BR>
Kirkland, WA 98033</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="35%"><FONT SIZE=2><BR>
William H. Gates III</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="35%"><FONT SIZE=2><BR>
Member</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="24%"><FONT SIZE=2><BR>
Chairman of the Board<BR>
Microsoft Corporation<BR>
One Microsoft Way<BR>
Redmond, WA 98052</FONT></TD>
</TR>
</TABLE>
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<P ALIGN="RIGHT"><FONT SIZE=2><B>Exhibit&nbsp;B  </B></FONT></P>

<P ALIGN="CENTER"><FONT SIZE=2><A
NAME="kc1152_special_power_of_attorney"> </A>
<A NAME="toc_kc1152_1"> </A>
<BR></FONT><FONT SIZE=2><B>SPECIAL POWER OF ATTORNEY    <BR>  </B></FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;The undersigned does hereby constitute and appoint Michael Larson as the true and lawful attorney of the undersigned, and authorizes and designates him to sign
on behalf of the undersigned, and to file filings and any amendments thereto made by or on behalf of the undersigned in respect of the beneficial ownership of equity securities held by the
undersigned, directly, indirectly or beneficially, pursuant to the Securities Act of 1933, as amended (the "Securities Act"), or the Securities Exchange Act of 1934, as amended (the "Exchange Act"),
and the rules and regulations under each of such laws. The undersigned acknowledges that the foregoing attorney-in-fact, in serving in such capacity at the request of the undersigned, is not assuming
any of the undersigned's responsibilities to comply with the Securities Act or the Exchange Act. </FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;This
Special Power of Attorney shall remain in full force and effect until withdrawn by the undersigned in a signed writing delivered to the foregoing attorney-in-fact and to
Christopher M. Carletti, Preston Gates&nbsp;&amp; Ellis LLP, 5000 Columbia Center, 701 Fifth Avenue, Seattle, WA 98104. </FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;IN
WITNESS WHEREOF, the undersigned has caused this Special Power of Attorney to be executed this 14th day of March, 2001. </FONT></P>

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<TD WIDTH="49%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="49%"><FONT SIZE=2>/s/&nbsp;</FONT><FONT SIZE=2>WILLIAM H. GATES III</FONT><FONT SIZE=2>&nbsp;&nbsp;&nbsp;</FONT><HR NOSHADE><FONT SIZE=2> William H. Gates III</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="49%"><FONT SIZE=2><BR>
/s/&nbsp;</FONT><FONT SIZE=2>CHRISTINE TURNER</FONT><FONT SIZE=2>&nbsp;&nbsp;&nbsp;</FONT><HR NOSHADE><FONT SIZE=2> WITNESS</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="49%"><FONT SIZE=2><BR>
/s/&nbsp;</FONT><FONT SIZE=2>WENDY L. LANGEN</FONT><FONT SIZE=2>&nbsp;&nbsp;&nbsp;</FONT><HR NOSHADE><FONT SIZE=2> WITNESS</FONT></TD>
</TR>
</TABLE>
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<TABLE WIDTH="100%" BORDER=0 CELLSPACING=0 CELLPADDING=0>
<TR VALIGN="BOTTOM">
<TD WIDTH="28%" VALIGN="TOP"><FONT SIZE=2>STATE OF WASHINGTON</FONT></TD>
<TD WIDTH="72%" VALIGN="TOP"><FONT SIZE=2>)<BR>
) ss</FONT></TD>
</TR>
<TR VALIGN="BOTTOM">
<TD WIDTH="28%" VALIGN="TOP"><FONT SIZE=2>COUNTY OF KING</FONT></TD>
<TD WIDTH="72%" VALIGN="TOP"><FONT SIZE=2>)</FONT></TD>
</TR>
</TABLE>
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<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;ON THIS DAY personally appeared before me William H. Gates III, to me known to be the individual described in and who executed the within and foregoing
instrument and acknowledged that he signed the same as his free and voluntary act and deed for the uses and purposes therein mentioned. </FONT></P>

<P><FONT SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;GIVEN
UNDER my hand and official seal this 14th day of March, 2001. </FONT></P>

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<TD WIDTH="49%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="49%"><FONT SIZE=2><BR>
/s/&nbsp;</FONT><FONT SIZE=2>DOROTHY J. VEITH</FONT><FONT SIZE=2>&nbsp;&nbsp;&nbsp;</FONT><HR NOSHADE><FONT SIZE=2> NOTARY PUBLIC</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="49%"><FONT SIZE=2><BR>
&nbsp;</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2><BR>&nbsp;</FONT></TD>
<TD WIDTH="49%"><FONT SIZE=2><BR>
Dorothy J. Veith</FONT><HR NOSHADE><FONT SIZE=2> Print Name<BR>
My appointment expires:&nbsp;6/5/03</FONT></TD>
</TR>
<TR VALIGN="TOP">
<TD WIDTH="49%"><FONT SIZE=2>[Seal or Stamp]</FONT></TD>
<TD WIDTH="2%"><FONT SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH="49%"><FONT SIZE=2>&nbsp;</FONT></TD>
</TR>
</TABLE>
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<BR>
<P><br><A NAME="01SEA1152_1">QuickLinks</A><br></P><!-- TOC_BEGIN -->
<FONT SIZE=2><A HREF="#toc_jc1152_1">SIGNATURE</A></FONT><BR>
<FONT SIZE=2><A HREF="#toc_jc1152_2">JOINT FILING AGREEMENT</A></FONT><BR>
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<FONT SIZE=2><A HREF="#toc_ka1152_1">EXHIBIT A</A></FONT><BR>
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<FONT SIZE=2><A HREF="#toc_kc1152_1">SPECIAL POWER OF ATTORNEY</A></FONT><BR>
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