Earnings Per Common Share

6 Months Ended

Jun. 30, 2012

Earnings Per Common Share

Earnings Per Common Share

12. Earnings Per Common Share

The computations of the basic and diluted per share amounts were as follows:

	For the three months ended				For the six months ended
	June 30,				June 30,
	2012		2011		2012		2011
	(in millions, except per share data)
Net income	$	184.1	$	249.2	$	403.0	$	458.0
Subtract:
Net income attributable to noncontrolling interest	2.7		23.6		11.9		42.2
Preferred stock dividends	8.3		8.3		16.5		16.5
Net income available to common stockholders	$	173.1	$	217.3	$	374.6	$	399.3
Weighted-average shares outstanding:
Basic	299.4		320.0		300.6		320.7
Dilutive effects:
Stock options	0.9		1.3		1.0		1.4
Restricted stock units	1.3		1.5		1.4		1.5
Performance share awards	0.3		0.4		0.3		0.4
Diluted	301.9		323.2		303.3		324.0
Net income per common share:
Basic	$	0.58	$	0.68	$	1.25	$	1.24
Diluted	$	0.58	$	0.67	$	1.24	$	1.23

The calculation of diluted earnings per share for the three and six months ended June 30, 2012 and 2011, excludes the incremental effect related to certain outstanding stock-based compensation grants due to their anti-dilutive effect.