Three Months Ended

Six Months Ended

June 30,

June 30,

2011

2010

2011

2010

Basic earnings per share

Common stock

$

0.21

$

0.19

$

0.34

$

0.30

Restricted shares of common stock

$

0.21

$

0.18

$

0.33

$

0.30

Total shares of common stock

$

0.21

$

0.19

$

0.34

$

0.30

Diluted earnings per share

Common stock

$

0.21

$

0.19

$

0.34

$

0.30

Restricted shares of common stock

$

0.21

$

0.18

$

0.33

$

0.30

Total shares of common stock

$

0.21

$

0.19

$

0.34

$

0.30