Exhibit 12.1 Calculation of Ratios of Earnings to Fixed Charges and Combined Fixed Charges and Preferred Dividends (In Thousands, Except Ratios) Nine Months Ended September 30, Year Ended December 31, -------------------- -------------------------------------------------------- 2002 2001 2001 2000 1999 1998 1997 ---- ---- ---- ---- ---- ---- ---- EARNINGS AVAILABLE FOR FIXED CHARGES: Net income (loss) $ 18,944 $ 60,732 $ 66,226 $ 38,566 $ (1,337) $ (6,860) $ (2,162) Less: Capitalized interest - - - (17) (966) (237) - Add: Fixed charges 845 453 576 909 3,870 603 40 Income tax provision 10,656 34,161 37,252 20,858 - - - ------------------- ------------------------------------------------------- EARNINGS AVAILABLE $ 30,445 $ 95,346 $104,054 $ 60,316 $ 1,567 $ (6,494) $ (2,122) =================== ======================================================= FIXED CHARGES: Interest expense $ 597 $ 306 $ 381 $ 748 $ 2,805 $ 279 $ - Capitalized interest - - - 17 966 237 - Rental expense representative of interest factor 248 147 195 144 99 87 40 ------------------- ------------------------------------------------------- TOTAL FIXED CHARGES $ 845 $ 453 $ 576 $ 909 $ 3,870 $ 603 $ 40 =================== ======================================================= Preferred dividends on a pre-tax basis - - - - 7,911 7,094 1,326 ------------------- ------------------------------------------------------- TOTAL FIXED CHARGES AND PREFERRED DIVIDENDS $ 845 $ 453 $ 576 $ 909 $ 11,781 $ 7,697 $ 1,366 =================== ======================================================= RATIO OF EARNINGS TO FIXED CHARGES 36.03 210.48 180.65 66.35 (1) (1) (1) =================== ======================================================= RATIO OF EARNINGS TO FIXED CHARGES AND PREFERRED DIVIDENDS 36.03 210.48 180.65 66.35 (2) (2) (2) =================== ======================================================= (1) Earnings were inadequate to cover fixed charges by $2.3 million, $7.1 million and $2.2 million for the years ended December 31, 1999, 1998 and 1997, respectively. (2) Earnings were inadequate to cover fixed charges and preferred dividends by $10.2 million, $14.2 million and $3.5 million for the years ended December 31, 1999, 1998 and 1997, respectively.