Weighted-average common shares outstanding

9,960,503

9,946,454

9,959,316

9,944,025

Average treasury stock shares

(1,879,310

)

(1,879,310

)

(1,879,310

)

(1,864,851

)

Weighted-average common shares and common stock equivalents used to calculate basic earnings per share

8,081,193

8,067,144

8,080,006

8,079,174

Additional common stock equivalents (stock options and restricted stock) used to calculate diluted earnings per share

32,379

5,355

27,060

5,355

Weighted-average common shares and common stock equivalents used to calculate diluted earnings per share

8,113,572

8,072,499

8,107,066

8,084,529