Earnings Per Common Share Computation

6 Months Ended

Jun. 30, 2011

Earnings Per Common Share Computation

Earnings Per Common Share Computation

9. EARNINGS PER COMMON SHARE COMPUTATION

Detail supporting the computation of basic and diluted earnings per common share was as follows for the three and six months ended June 30, 2011 and 2010:

	Three months ended June 30,				Six months ended June 30,
	2011		2010		2011		2010
	(in thousands, except per common share results)
Net income available for common stockholders	$	460,287	$	340,076	$	775,463	$	598,844
Weighted average outstanding shares of common stock used to compute basic earnings per common share		167,021		168,472		167,146		168,336
Dilutive effect of:
Employee stock options		1,073		533		996		566
Restricted stock		1,466		1,224		1,405		1,252
Shares used to compute diluted earnings per common share		169,560		170,229		169,547		170,154
Basic earnings per common share	$	2.76	$	2.02	$	4.64	$	3.56
Diluted earnings per common share	$	2.71	$	2.00	$	4.57	$	3.52
Number of antidilutive stock options and restricted stock excluded from computation		139		4,770		1,441		4,904