EXHIBIT 11.1 STATEMENT RE: COMPUTATION OF PER SHARE EARNINGS (Thousands except Three Months Six Months per share amounts) Ended June 30, Ended June 30, 1997 1996 1997 1996 ---- ---- ---- ---- PRIMARY Average shares outstanding 12,719 12,874 12,835 12,843 Net effect of dilutive stock options--based on the treasury stock method using average market price 413 557 404 515 ------ -------- ------ -------- TOTAL 13,132 13,431 13,239 13,358 ====== ====== ====== ====== Net Income $3,424 $2,784 $6,094 $5,683 ====== ====== ====== ====== Per share amount $.26 $.21 $.46 $.43 ==== ==== ==== ==== FULLY DILUTED Average shares outstanding 12,719 12,874 12,835 12,843 Net effect of dilutive stock options--based on the treasury stock method using the quarter- end market price, if higher than the average market price 742 609 742 609 ------- -------- ------ -------- TOTAL 13,461 13,483 13,577 13,452 ====== ====== ====== ====== Net income $3,424 $2,784 $6,094 $5,683 ====== ====== ====== ====== Per share amount $.25 $.21 $.45 $.42 ==== ==== ==== ====