Exhibit 12.1

Computation of Ratios of Earnings to Fixed Charges

(dollars in thousands)

Ratio of Earnings to Fixed Charges:

	For the Year Ended December 31,															For the Six Months Ended Ended June 30,
	1998			1999			2000			2001			2002			2002			2003
Interest expense	$	768		$	993		$	2,092		$	2,319		$	10,322		$	1,259		$	7,056
Capitalized interest		—			—			—			—			—			—			—
Amortization of premiums, discounts and capitalized expenses related to indebtedness		166			195			310			185			1,031			244			918
Estimated interest portion of rental expense		7,201			7,115			7,286			6,961			7,378			3,689			4,759
Fixed charges	$	8,135		$	8,303		$	9,688		$	9,465		$	18,731		$	5,192		$	12,733
Income (loss) before income taxes	$	21		$	2,869		$	70,496		$	38,871		$	(18,617	)	$	(33,261	)	$	9,591
Fixed charges		8,135			8,303			9,688			9,465			18,731			5,192			12,733
Less: interest charges capitalized		0			0			0			0			0			0			0
Amortization of capitalized interest		0			0			0			0			0			0			0
Earnings (loss)	$	8,156		$	11,172		$	80,184		$	48,336		$	114		$	(28,069	)	$	22,324
Ratio of earnings to fixed charges		1.00	x		1.35	x		8.28	x		5.11	x		*			*			1.75	x

* Earnings are inadequate to cover fixed charges in these periods. Earnings were insufficient to cover fixed charges by $18,617 and $33,261 for the year ended December 31, 2002 and six months ended June 30, 2003, respectively.