Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2014

Basic and diluted earnings per share were computed using the following common share data (shares in millions):


	Three Months Ended September 30,				Nine Months Ended September 30,
	2014		2013		2014		2013
Number of common shares outstanding at end of period		457.9		469.2		457.9		469.2
Effect of using weighted average common shares outstanding		2.9		0.1		6.1		(1.5	)

Weighted average basic common shares outstanding		460.8		469.3		464.0		467.7
Dilutive effect of equity-based compensation awards and other contingently issuable shares		2.8		1.9		2.4		1.5

Weighted average diluted common shares outstanding		463.6		471.2		466.4		469.2

Potentially issuable shares		12.4		12.9		12.4		12.9
Number of anti-dilutive potentially issuable shares excluded from diluted common shares outstanding		0.4		0.5		0.7		0.5