Exhibit 11 Calculation of Earnings Per Share (In Thousands, Except Per-Share Data) Three Months Ended June 30, ------------------------------------- 1995 1994 ----------------- ----------------- Fully Fully Primary Diluted Primary Diluted ------- ------- ------- ------- Weighted average shares outstanding: Common stock 8,110 8,110 8,058 8,058 Stock options 655 676 598 617 ------- ------- ------- ------- Total 8,765 8,786 8,656 8,675 ------- ------- ------- ------- ------- ------- ------- ------- Net income $ 4,381 4,381 3,641 3,641 ------- ------- ------- ------- ------- ------- ------- ------- Net income per share $ 0.50 0.50 0.42 0.42 ------- ------- ------- ------- ------- ------- ------- ------- Six Months Ended June 30, ------------------------------------- 1995 1994 ----------------- ----------------- Fully Fully Primary Diluted Primary Diluted ------- ------- ------- ------- Weighted average shares outstanding: Common stock 8,105 8,105 8,053 8,053 Stock options 609 640 573 601 ------- ------- ------- ------- Total 8,714 8,745 8,626 8,654 ------- ------- ------- ------- ------- ------- ------- ------- Net income $ 8,449 8,449 7,131 7,131 ------- ------- ------- ------- ------- ------- ------- ------- Net income per share $ 0.97 0.97 0.83 0.82 ------- ------- ------- ------- ------- ------- ------- ------- 19