Nine months 
ended

Three months 
ended

September 30,

September 30,

2012

2011

2012

2011

Numerator:

Net income

$

3,686

$

3,565

$

1,352

$

1,494

Denominator:

Weighted average shares (Basic)

4,467

4,411

4,502

4,406

Dilutive effect of outstanding options and non-vested shares of restricted stock

168

207

141

169

Weighted average shares including assumed conversions (Diluted)

4,635

4,618

4,643

4,575

Basic net income per share

$

0.83

$

0.81

$

0.30

$

0.34

Diluted net income per share

$

0.80

$

0.77

$

0.29

$

0.33