EXHIBIT 12.1 RATIO OF EARNINGS TO FIXED CHARGES ($ IN THOUSANDS) YEAR ENDED NINE MONTHS DECEMBER 31, ENDED ------------------------------- SEPTEMBER 30, 1997 1996 1995 1994 ------------------ --------- --------- --------- FIXED CHARGES Interest expense......................................... $ 24,467 $ 31,462 $ 21,213 $ 12,715 Portion of rent expense representative of interest....... 696 1,172 821 531 ------- --------- --------- --------- Total fixed charges.................................... 25,163 32,634 22,034 13,246 ------- --------- --------- --------- ------- --------- --------- --------- EARNINGS Income from operations before minority interest and taxes.................................................. 11,582 9,286 4,682 2,298 Fixed charges above...................................... 25,163 32,634 22,034 13,246 ------- --------- --------- --------- Total earnings......................................... 36,745 41,920 26,716 15,544 ------- --------- --------- --------- ------- --------- --------- --------- Ratio of earnings to fixed charges........................... 1.45x 1.28x 1.21x 1.17x ------- --------- --------- ---------