Three Months Ended

September 30,

Nine Months Ended

September 30,

2013

2012

2013

2012

Numerator:

Net income

$

1,561,832

$

280,770

$

4,777,506

$

3,394,514

Numerator for basic and diluted earnings per share

1,561,832

280,770

4,777,506

3,394,514

Denominator:

Weighted-average shares outstanding-basic

10,176,744

10,156,790

10,163,490

10,156,559

Effect of dilutive securities:

Stock options

44,768

20,676

41,858

23,010

Dilutive potential common shares

44,768

20,676

41,858

23,010

Denominator for diluted earnings per share- weighted-average shares

10,221,512

10,177,466

10,205,348

10,179,569

Basic earnings per share

$

0.15

$

0.03

$

0.47

$

0.33

Diluted earnings per share

$

0.15

$

0.03

$

0.47

$

0.33