EXHIBIT 12.1 COMPUTATION OF RATIOS OF EARNINGS TO FIXED CHARGES AND COMBINED FIXED CHARGES AND PREFERRED STOCK DIVIDENDS (DOLLARS IN THOUSANDS) FISCAL YEAR ENDED ----------------------------------------------------- 1994 1995 1996 1997 1998 --------- --------- --------- --------- --------- Interest expense...... $2,836 $3,039 $ 2,771 $ 5,900 $14,062 Estimated interest portion of rent expense............. 174 335 381 468 694 ------ ------ ------- ------- ------- Fixed charges......... $3,010 $3,374 $ 3,152 $ 6,368 $14,756 ------ ------ ------- ------- ------- ------ ------ ------- ------- ------- Income (loss) before income taxes........ $3,408 $5,966 $ 8,499 $(5,761) 190 Fixed charges......... 3,010 3,374 3,152 6,368 14,756 Less: interest charges capitalized.. (11) (30) (19) (29) (13) ------ ------ ------- ------- ------- Earnings ............. $6,407 $9,310 $11,632 $ 578 $14,833 ------ ------ ------- ------- ------- ------ ------ ------- ------- ------- Ratio of earnings to fixed charges(A).... 2.1x 2.8x 3.7x -- 1.0x ------ ------ ------- ------- ------- ------ ------ ------- ------- ------- - ------------------------ (A) Earnings were insufficient to cover fixed charges by $5,790 in fiscal year 1997.