EXHIBIT 12.1 Computation of Ratio of Earnings to Fixed Charges (Dollars in thousands) Nine Months ended September 30, Year ended December 31, ------------- -------------------------------- 1997 1996 1996 1995 1994 1993 1992 ---- ---- ---- ---- ---- ---- ---- Ratio of earnings to fixed charges(1) N/A (2) (2) (2) (2) (2) (2) (1) The ratio of earnings to fixed charges is determined by dividing (i) operating income by (ii) fixed charges. Fixed charges consist of total interest expense. (2) In the nine months ended September 30, 1996 earnings were insufficient to cover fixed charges by $62,434. In the years ended December 31, 1996, 1995, 1994, 1993, and 1992, earnings were insufficient to cover fixed charges by $62,995, $3,378, $6,499, $14,129 and $16,993 respectively.