Exhibit 11 - Statement Regarding Computation of Earnings Per Share Years Ended December 31, ------------------------ 1997 1996 1995 ---- ---- ---- (in millions, except per share data) Basic Income (Loss) Per Share: Weighted average common shares outstanding (in thousands) 78,120 74,427 69,467 ====== ====== ====== Income (loss) before extraordinary loss and cumulative effect $ 159.6 $(35.9) $ 95.0 Dividends on 5% Cumulative Convertible Preferred Stock............ (4.3) (4.3) (4.3) ------- ------- ------ Income (loss) applicable to Common Shares......................... 155.3 (40.2) 90.7 Extraordinary loss on debt extinguishment......................... (4.8) - - Cumulative effect of accounting change............................ - - 22.0 ------- -------- ------ Net income (loss) applicable to Common Shares.................. $ 150.5 $(40.2) $112.7 ======= ======= ====== Per Share Amounts Income (loss) before extraordinary loss and cumulative effect $ 1.99 $(0.54) $ 1.31 Extraordinary loss on debt extinguishment......................... (0.06) - - Cumulative effect of accounting change............................ - - 0.31 ------- ------- ------ Net income (loss).............................................. $ 1.93 $(0.54) $ 1.62 ====== ======= ====== Diluted Income (Loss) Per Share: Weighted average common shares outstanding (in thousands) 78,120 74,427 69,467 Net effect of dilutive stock options - based on the treasury stock method using the average market price........... 985 - 546 Assumed conversion of 5% Cumulative Convertible Preferred Stock........................................................... 3,319 - 3,320 ------ ------- ------ Weighted average common equivalent shares...................... 82,424 74,427 73,333 ====== ====== ====== Income (loss) before extraordinary loss and cumulative effect $ 159.6 $(35.9) $ 95.0 Dividends on cumulative convertible preferred stock............... - (4.3) - ------- ------- ------ Income (loss) applicable to Common Shares......................... 159.6 (40.2) 95.0 Extraordinary loss on debt extinguishment......................... (4.8) - - Cumulative effect of accounting change............................ - - 22.0 ------- ------- ------ Net income (loss) applicable to common equivalent shares....... $ 154.8 $(40.2) $117.0 ======= ======= ====== Per Share Amounts Income (loss) before extraordinary loss and cumulative effect $ 1.94 $(0.54) $ 1.30 Extraordinary loss on debt extinguishment......................... (0.06) - - Cumulative effect of accounting change............................ - - 0.30 ------- ------- ------ Net income (loss).............................................. $ 1.88 $(0.54) $ 1.60 ====== ======= ====== 19