1 Exhibit 12 RATIOS OF EARNINGS TO FIXED CHARGES AND COMBINED FIXED CHARGES AND PREFERRED STOCK DIVIDENDS (In 000's except for ratios) NINE MONTHS ENDED SEPTEMBER 30, -------------------------- 1996 1995 --------- --------- Pre-tax income (loss) from continuing operations $ 81,547 $ 45,570 Total Fixed Charges without Preferred Dividends 24,479 12,673 Interest capitalized during the period (555) (384) Amortization of interest capitalized 750 646 --------- --------- Earnings $ 106,221 $ 58,505 ========= ========= Fixed Charges: Interest including amounts capitalized $ 21,050 $ 10,804 Amortization of debt discount and expenses 1,045 481 Interest Element of Rental Expense (1) 2,384 1,388 Preferred Dividends 4,320 5,674 --------- --------- Total of Fixed Charges and Preferred Dividends $ 28,799 $ 18,346 ========= ========= Total of Fixed Charges without Preferred Dividends $ 24,479 $ 12,673 ========= ========= Ratio of Earnings to Fixed Charges 4.33 4.61 ========= ========= Ratio of Earnings to Combined Fixed Charges and Preferred Stock Dividends 3.68 3.18 ========= ========= Coverage Deficiency in Earnings to cover Fixed Charges -- -- ========= ========= Coverage Deficiency in Earnings to cover combined Fixed Charges and Preferred Stock Dividends -- -- ========= ========= YEAR ENDED DECEMBER 31, --------------------------------------------------------------------- 1995 1994 1993 1992 1991 --------- --------- --------- --------- --------- Pre-tax income (loss) from continuing operations $ 67,233 $ (17,727) $ (2,174) $ (41,481) $ (27,392) Total Fixed Charges without Preferred Dividends 18,754 10,575 25,064 35,937 36,121 Interest capitalized during the period (522) (292) (352) (1,400) (1,590) Amortization of interest capitalized 880 906 866 838 706 --------- --------- --------- --------- --------- Earnings $ 86,345 $ (6,539) $ 23,404 $ (6,106) $ 7,845 ========= ========= ========= ========= ========= Fixed Charges: Interest including amounts capitalized $ 16,104 $ 8,603 $ 19,645 $ 30,582 $ 26,503 Amortization of debt discount and expenses 700 528 3,684 3,523 7,746 Interest Element of Rental Expense 1,950 1,444 1,735 1,832 1,872 Preferred Dividends 7,608 5,750 2,208 5,227 4,829 --------- --------- --------- --------- --------- Total of Fixed Charges and Preferred Dividends $ 26,362 $ 16,325 $ 27,272 $ 41,164 $ 40,950 ========= ========= ========= ========= ========= Total of Fixed Charges without Preferred Dividends $ 18,754 $ 10,575 $ 25,064 $ 35,937 $ 36,121 ========= ========= ========= ========= ========= Ratio of Earnings to Fixed Charges 4.60 N/M N/M N/M N/M ========= ========= ========= ========= ========= Ratio of Earnings to Combined Fixed Charges and Preferred Stock Dividends 3.27 N/M N/M N/M N/M ========= ========= ========= ========= ========= Coverage Deficiency in Earnings to cover Fixed Charges -- $ 17,156 $ 1,660 $ 42,043 $ 28,276 ========= ========= ========= ========= ========= Coverage Deficiency in Earnings to cover combined Fixed Charges and Preferred Stock Dividends -- $ 22,906 $ 3,868 $ 47,270 $ 33,105 ========= ========= ========= ========= ========= (1) Represents the interest component of rentals estimated as one-third of rental expense.