Earnings Per Share

9 Months Ended

Sep. 30, 2013

Earnings Per Share

Earnings Per Share

Note 3. Earnings Per Share

A reconciliation between basic and diluted earnings per share is as follows (in thousands, except per share data):

	Quarter Ended				Nine Months Ended
	September 30,				September 30,
	2013		2012		2013		2012
Net income for basic and diluted earnings per share	$	365,701	$	367,779	$	466,674	$	411,090
Weighted-average common shares outstanding	219,744		217,940		219,450		217,797
Dilutive effect of stock options, performance share awards and restricted stock awards	1,260		1,356		1,294		1,466
Diluted weighted-average shares outstanding	221,004		219,296		220,744		219,263
Basic earnings per share	$	1.66	$	1.69	$	2.13	$	1.89
Diluted earnings per share	$	1.65	$	1.68	$	2.11	$	1.87

Diluted earnings per share for the quarter and nine months ended September 30, 2013 did not reflect options to purchase an aggregate of 2.2 million shares because the effect of including them would have been antidilutive.  Diluted earnings per share for the quarter and nine months ended September 30, 2012 did not reflect options to purchase an aggregate of 3.3 million shares because the effect of including them would have been antidilutive.