The following table shows the amounts used in computing our basic and diluted earnings per common share:

	For the Year Ended December 31,

	2011		2010		2009
	(In thousands, except per share amounts)
Numerator for basic and diluted earnings per share:
Income from continuing operations attributable to common stockholders	$	362,810	$	215,324	$	190,423
Discontinued operations		1,683		30,843		76,072

Net income attributable to common stockholders	$	364,493	$	246,167	$	266,495

Denominator:
Denominator for basic earnings per share—weighted average shares		228,453		156,608		152,566
Effect of dilutive securities:
Stock options		449		407		126
Restricted stock awards		53		70		64
OP units		942		—		—
Convertible notes		893		572		2

Denominator for diluted earnings per share—adjusted weighted average shares		230,790		157,657		152,758

Basic earnings per share:
Income from continuing operations attributable to common stockholders	$	1.59	$	1.37	$	1.25
Discontinued operations		0.01		0.20		0.50

Net income attributable to common stockholders	$	1.60	$	1.57	$	1.75

Diluted earnings per share:
Income from continuing operations attributable to common stockholders	$	1.57	$	1.36	$	1.24
Discontinued operations		0.01		0.20	$	0.50

Net income attributable to common stockholders	$	1.58	$	1.56	$	1.74

There were 309,650, 0 and 975,500 anti-dilutive options outstanding for the years ended December 31, 2011, 2010 and 2009, respectively.