Three Months Ended

June 30,

Six Months Ended

June 30,

2013

2012

2013

2012

Numerator:

Net income

$

1,629,353

$

1,539,638

$

3,215,674

$

3,113,744

Numerator for basic and diluted earnings per share

1,629,353

1,539,638

3,215,674

3,113,744

Denominator:

Weighted-average shares outstanding-basic

10,167,649

10,156,442

10,165,060

10,156,442

Effect of dilutive securities:

Stock options

48,886

15,729

40,379

16,119

Dilutive potential common shares

48,886

15,729

40,379

16,119

Denominator for diluted earnings per share-weighted-average shares

10,216,535

10,172,171

10,205,439

10,172,561

Basic earnings per share

$

0.16

$

0.15

$

0.32

$

0.30

Diluted earnings per share

$

0.16

$

0.15

$

0.32

$

0.30