Earnings Per Share

9 Months Ended

Sep. 30, 2011

7) Earnings Per Share

The following table sets forth the computation of basic and diluted earnings per share:


	Periods Ended September 30
	Third Quarter				Nine Months
	2011		2010		2011		2010
	(in millions,
	except for per share amounts)

Basic earnings per share:
Net income	$	298	$	572	$	1,226	$	1,554


Weighted average shares outstanding		285.7		314.4		292.6		323.9


Basic earnings per share	$	1.04	$	1.82	$	4.19	$	4.80


Diluted earnings per share:
Net income	$	298	$	572	$	1,226	$	1,554


Weighted average shares outstanding		285.7		314.4		292.6		323.9
Additional shares from assumed issuance of shares under stock- based compensation awards		2.1		2.9		1.8		2.4


Weighted average shares and potential shares assumed outstanding for computing diluted earnings per share		287.8		317.3		294.4		326.3


Diluted earnings per share	$	1.04	$	1.80	$	4.16	$	4.76