EXHIBIT 12.1 COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES Year ended December 31, -------------------------------------- 1995/2/ 1996 1997 ---------- ----------- ----------- Income before provision for income taxes $ (575) $ 149 $ 4,209 Add Fixed charges Interest expense including amortization of debt issuance costs 133 - 930 ---------- ----------- ----------- Earnings (442) 149 5,139 ====================================== Fixed Charges Interest expense including amortization of debt issuance costs 133 - 930 Capitalized interest 577 2,188 7,412 ---------- ----------- ----------- Total fixed charges 710 $ 2,188 8,342 ====================================== Ratio of earnings to fixed charges (0.62) 0.07 0.62 (Deficiency of) Earnings to cover fixed charges (1,152) (2,039) (3,203)