2013

2012

2011

Numerator:

Net income

$

5,096

$

26,713

$

55,342

Denominator:

Denominator for basic income per share - weighted average shares

10,721,652

10,992,017

11,437,291

Effect of dilutive securities

150,897

103,394

106,879

Denominator for diluted income per share — weighted average shares and assumed conversions

10,872,549

11,095,411

11,544,170

Basic income per share:

Net income per share — basic

$

0.48

$

2.43

$

4.84

Diluted income per share:

Net income per share — diluted

$

0.47

$

2.41

$

4.79