Exhibit 12.1

STATS historical
Ratio of earnings to fixed charges

													Six months ended 30
	Fiscal Year Ended December 31,												June,
	1999		2000		2001			2002			2003		2003			2004
Income (loss) before income taxes		5,355		57,224		(143,142	)		(95,968	)		528		(9,216	)		10,100
Add
Interest expense		6,058		2,424		1,275			10,414			13,994		6,592			9,282
Portion of operating lease rental expense deemed by us to be representative of the interest factor		756		6,185		8,353			7,146			6,202		3,469			5,993
Earnings as adjusted		12,169		65,833		(133,514	)		(78,408	)		20,724		845			25,375
Fixed charges
Interest expense		6,058		2,424		1,275			10,414			13,994		6,592			9,282
Portion of operating lease rental expense deemed by us to be representative of the interest factor		756		6,185		8,353			7,146			6,202		3,469			5,993
		6,814		8,609		9,628			17,560			20,196		10,061			15,275
Ratio of earnings to fixed charges		1.8		7.6		—			—			1.0		—			1.7
Deficiency of earnings to cover fixed charges		—		—		(143,142	)		(95,968	)		—		(9,216	)		—