Net Income Per Common Share Computations

9 Months Ended

Sep. 30, 2012

Net Income Per Common Share Computations

11. Net Income Per Common Share Computations – The computations of net income per common share are presented in the following table.

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
($ In Millions Except per Common Share Information)	2012		2011		2012		2011
Basic Net Income Per Common Share
Average Number of Common Shares Outstanding		240,237,014		240,991,491		240,740,803		241,529,793
Net Income Applicable to Common Stock	$	178.8	$	170.4	$	519.6	$	473.4
Less: Earnings Allocated to Participating Securities		2.8		2.0		7.6		5.5
Earnings Allocated to Common Shares Outstanding	$	176.0	$	168.4	$	512.0	$	467.9
Basic Net Income Per Common Share		0.73		0.70		2.13		1.94
Diluted Net Income Per Common Share
Average Number of Common Shares Outstanding		240,237,014		240,991,491		240,740,803		241,529,793
Plus Dilutive Effect of Share-based Compensation		460,048		202,502		464,383		488,957
Average Common and Potential Common Shares		240,697,062		241,193,993		241,205,186		242,018,750
Earnings Allocated to Common and Potential Common Shares	$	176.0	$	168.4	$	512.0	$	467.9
Diluted Net Income Per Common Share		0.73		0.70		2.12		1.93

Note: Common stock equivalents totaling 11,890,286 and 12,412,541 for the three and nine months ended September 30, 2012, respectively, and 15,650,249 and 12,420,777 for the three and nine months ended September 30, 2011, respectively, were not included in the computation of diluted net income per common share because their inclusion would have been antidilutive.