The following table sets forth the computation of basic and diluted net income attributable to Baidu, Inc. per share for Class A and Class B ordinary shares.

(Amounts in thousands of Renminbi (“RMB”), and in thousands of U.S. Dollars (“US$”), except for number of shares, per share and per ADS data)


	For the years ended December 31,
	2009				2010				2011
	Class A		Class B		Class A		Class B		Class A		Class A		Class B		Class B
	RMB		RMB		RMB		RMB		RMB		US$		RMB		US$
Earnings per share – basic:
Numerator
Allocation of net income attributable to Baidu, Inc.		1,107,191		377,913		2,690,712		834,456		5,153,755		818,849		1,484,882		235,924
Denominator
Weighted average ordinary shares outstanding		25,773,592		8,797,198		26,566,454		8,238,907		27,086,098		27,086,098		7,803,952		7,803,952

Denominator used for earnings per share		25,773,592		8,797,198		26,566,454		8,238,907		27,086,098		27,086,098		7,803,952		7,803,952
Earnings per share - basic		42.96		42.96		101.28		101.28		190.27		30.23		190.27		30.23


Earnings per share – diluted:
Numerator
Allocation of net income attributable to Baidu, Inc. for diluted computation		1,107,067		378,037		2,693,365		831,803		5,156,846		819,340		1,481,791		235,433
Reallocation of net income attributable to Baidu, Inc. as a result of conversion of Class B to Class A shares		378,037		—		831,803		—		1,481,791		235,433		—		—

Allocation of net income attributable to Baidu, Inc.		1,485,104		378,037		3,525,168		831,803		6,638,637		1,054,773		1,481,791		235,433
Denominator
Weighted average ordinary shares outstanding		25,773,592		8,797,198		26,566,454		8,238,907		27,086,098		27,086,098		7,803,952		7,803,952
Conversion of Class B to Class A ordinary shares		8,797,198		—		8,238,907		—		7,803,952		7,803,952		—		—
Share-based awards		205,576		55,210		112,474		350		72,781		72,781		—		—

Denominator used for earnings per share		34,776,366		8,852,408		34,917,835		8,239,257		34,962,831		34,962,831		7,803,952		7,803,952
Earnings per share - diluted		42.70		42.70		100.96		100.96		189.88		30.17		189.88		30.17


Earnings per ADS:
Denominator used for earnings per ADS - basic		257,735,920		—		265,664,540		—		270,860,980		270,860,980		—		—
Denominator used for earnings per ADS - diluted		347,763,660		—		349,178,350		—		349,628,310		349,628,310		—		—
Earnings per ADS - basic		4.30		—		10.13		—		19.03		3.02		—		—

Earnings per ADS - diluted		4.27		—		10.10		—		18.99		3.02		—		—