Exhibit 11 (Page 1 of 2) COMPUTATION OF NET INCOME PER COMMON SHARE (in thousands - except per share amounts) Three months Nine months ended March 31, ended March 31, 1998 1997 1998 1997 ------ ------ ------ ------- COMPONENTS OF BASIC NET INCOME PER COMMON SHARE: Income before extraordinary loss and cumulative effect of change in accounting principle ............. 16,038 16,054 41,518 49,412 Extraordinary loss on repurchase of subordinated notes, net of taxes .. -- (633) -- (633) Cumulative effect of change in accounting principle ........... -- -- (6,922) -- -------- -------- -------- -------- Net income ......................... $ 16,038 $ 15,421 $ 34,596 $ 48,779 ======== ======== ======== ======== Average common shares outstanding during the period ................. 43,512 43,324 43,464 43,238 Average treasury shares held during the period ................. (3,956) (2,732) (3,731) (2,314) ------ ------ ------ ------ Average common shares outstanding .. 39,556 40,592 39,733 40,924 ====== ====== ====== ====== Basic earnings per share: Income before extraordinary loss and cumulative effect of change in accounting principle ........... $ 0.41 $ 0.40 $ 1.04 $ 1.21 Extraordinary loss on repurchase of subordinated notes, net of taxes ... -- (0.02) -- (0.02) Cumulative effect of change in accounting principle ........... -- -- (0.17) -- -------- -------- -------- -------- Net income ......................... $ 0.41 $ 0.38 $ 0.87 $ 1.19 ======== ======== ======== ======== Exhibit 11 (Page 2 of 2) COMPUTATION OF NET INCOME PER COMMON SHARE (in thousands - except per share amounts) Three months Nine months ended March 31, ended March 31, 1998 1997 1998 1997 ---- ---- ---- ---- COMPONENTS OF DILUTED NET INCOME PER COMMON SHARE: Income before extraordinary loss and cumulative effect of change in accounting principle.................... 16,038 16,054 41,518 49,412 Extraordinary loss on repurchase of subordinated notes, net of taxes........ -- (633) -- (633) Cumulative effect of change in accounting principle................. -- -- (6,922) -- ------- ------- ------- ------- Net income................................ $16,038 $15,421 $34,596 $48,779 ======= ======= ======= ======= Average common shares outstanding during the period........................ 43,512 43,324 43,464 43,238 Average treasury shares held during the period....................... (3,956) (2,732) (3,731) (2,314) Common shares issuable with respect to common equivalents for stock options....................... 931 936 891 941 ------ ------ ------ ------ Average common shares outstanding......... 40,487 41,528 40,624 41,865 ====== ====== ====== ====== Diluted earnings per share: Income before extraordinary loss and cumulative effect of change in accounting principle.................... $ 0.40 $ 0.39 $ 1.02 $ 1.18 Extraordinary loss on repurchase of subordinated notes, net of taxes........ -- (0.02) -- (0.02) Cumulative effect of change in accounting principle................. -- -- (0.17) -- ------- ------- ------- ------- Net income................................ $ 0.40 $ 0.37 $ 0.85 $ 1.16 ======= ======= ======= =======