Exhibit 12.1

COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES

     The following table presents our historical ratios of earnings to fixed charges for the periods indicated.

     The ratios are based solely on historical financial information and no pro forma adjustments have been made.

	Three Months ended March 31,			Year ended December 31,
(In thousands, except for ratios)	2010			2009			2008			2007			2006			2005
Fixed Charges
Interest and related amortization of borrowing costs		2,319			15,446			14,207			10,818			6,765			1,969
Estimate of the interest portion of rental expense		1,731			7,165			6,965			1,374			970			510
Fixed Charges		4,050			22,611			21,172			12,192			7,735			2,479
Earnings
(Loss) income from continuing operations before taxes		(23,906	)		(84,160	)		(319,495	)		38,494			13,571			13,679
Less: Equity in (losses) earnings of unconsolidated entities		(214	)		(1,148	)		(13,311	)		2,029			1,948			292
Plus: Distributions from unconsolidated entities		—			185			50			75			—			—
Non-controlling interest in subsidiaries with earnings and no fixed charges		(98	)		(129	)		(629	)		(839	)		(308	)		—
Plus: Fixed charges		4,050			22,611			21,172			12,192			7,735			2,479
Earnings		(19,740	)		(60,345	)		(285,591	)		47,893			19,050			15,866
Ratio of earnings to fixed charges(1)		—			—			—			3.9			2.5			6.4
The amount of coverage deficiency		23,790			82,956			306,763			—			—			—

(1) For purposes of calculating the ratio of earnings to fixed charges, earnings include net income before taxes, less non-controlling interest in subsidiaries with earnings and no fixed charges, less equity in earnings of 50% or less owned subsidiaries, plus distributions from 50% or less owned subsidiaries, plus total fixed charges. Fixed charges represent interest, borrowing costs and estimates of interest within rental expenses.