1 Exhibit 11 Computation of Earnings per Share (In thousands except per share amount) Three Months Ended Six Months Ended September 30 September 30 1997 1996 1997 1996 ------- ------- ------- ------- Net income $10,512 $ 9,277 $19,494 $17,689 ======= ======= ======= ======= Common stock outstanding, net of treasury stock, beginning of period 16,697 17,401 16,803 17,594 Weighted average treasury stock issued during the period 24 25 65 96 Weighted average common stock equivalents 705 837 645 756 Weighted average treasury stock repurchased 0 (349) (119) (340) ------- ------- ------- ------- Weighted average common stock outstanding, net of treasury stock, end of period 17,426 17,914 17,394 18,106 ======= ======= ======= ======= Income per common share $ 0.60 $ 0.52 $ 1.12 $ 0.98 ======= ======= ======= =======