Earnings Per Share

6 Months Ended

Jun. 30, 2015

The following table reconciles the numerators and denominators used in the calculation of basic and diluted earnings per share (EPS), adjusted for the 2 for 1 stock split effected in the form of a 100% stock dividend issued on December 31, 2014:



	Three Months Ended June 30,				Six Months Ended June 30,
	2015		2014		2015	2014
Numerators:
Numerator for both basic and diluted EPS, net income	$	74,558,437	$	76,726,746	151,741,878	$	145,292,817
Denominators:
Denominator for basic EPS, weighted-average shares outstanding	293,958,258		290,430,260		294,461,499	290,119,368
Potentially dilutive shares resulting from stock plans	3,503,844		2,568,726		3,528,533	3,117,810
Denominator for diluted EPS	297,462,102		292,998,986		297,990,032	293,237,178

Shares related to stock plans not included in diluted average common shares outstanding because their effect would be anti-dilutive	1,804,157		5,989,258		1,496,107	1,990,354