Earnings Per Common Share (Tables)

12 Months Ended

Dec. 31, 2011

Earnings Per Common Share

Earnings Per Common Share (Table)

	For the year ended December 31,
	2011		2010		2009
	(in millions, except per share data)
Net income	$	751.2	$	717.2	$	645.7
Subtract:
Net income attributable to noncontrolling interest		36.2		17.9		23.0
Preferred stock dividends		33.0		33.0		33.0
Net income available to common stockholders	$	682.0	$	666.3	$	589.7
Weighted-average shares outstanding:
Basic		314.5		320.3		297.3
Dilutive effects:
Stock options		1.2		0.9		0.4
Performance share awards		0.4		0.3		—
Restricted stock units		1.5		1.5		1.2
Diluted		317.6		323.0		298.9
Net income per common share:
Basic	$	2.17	$	2.08	$	1.98
Diluted	$	2.15	$	2.06	$	1.97