EXHIBIT 12 RATIOS OF EARNINGS TO FIXED CHARGES 1997 1996 1995 1994 1993 (amounts in thousands) Earnings (loss) from continuing operations $29,456 $18,733 $11,707 $(2,256) $11,975 Add provision for income taxes 20,415 12,986 8,126 (1,493) 7,718 ------- ------- ------- ------- ------- 49,871 31,719 19,833 (3,749) 19,693 Fixed Charges: Interest 29,024 20,405 14,635 12,031 8,596 Interest factor portion of rentals 5,981 3,993 3,266 2,851 2,345 ------- ------- ------- ------- ------- Total fixed charges 35,005 24,398 17,901 14,882 10,941 ------- ------- ------- ------- ------- Earnings before income taxes and fixed charges $84,876 $56,117 $37,734 $11,133 $30,634 ======= ======= ======= ======= ======= Ratio of earnings to fixed charges 2.42 2.30 2.11 0.75 2.80 ==== ==== ==== ===== ===== For the fiscal year ended December 31, 1994, earnings were insufficient to cover fixed charges by $3.8 million; for such fiscal year the Company incurred non-recurring charges of $7.1 million; exclusive of such charges, the ratio of earnings to fixed charges was 1.23.