Exhibit 12.1

Calculation of Ratios of Earnings to Fixed Charges

	Year Ended December 31,
	2012			2011			2010			2009		2008
RATIO OF EARNINGS TO FIXED CHARGES:
Pre-tax (loss) income from continuing operations before adjustment for income from equity investee		(109,039	)		(164,284	)		(1,056,850	)		52,260		(37,042	)
Fixed charges:
Interest expense (a)		217,325			203,971			139,435			106,798		101,132
Interest portion of rent expense (b)		12,791			10,585			9,747			9,316		8,555
Total fixed charges		230,116			214,556			149,182			116,114		109,687
Total earnings (loss)		121,077			50,273			(907,668	)		168,374		72,645
Ratio of earnings to fixed charges		.5x			.2x			—			1.4x		0.7x
Ratio of coverage deficiency		(c	)		(c	)		(c	)				(c	)

(a) Interest expense includes the write-off and amortization of deferred financing costs and the write-off and amortization of non-cash discounts associated with our debt issuances.

(b) Includes approximately one-fourth of the rent expense for each period presented which management believes is a reasonable approximation of the interest componenet of such rentals.

(c) Due to the loss from continuing operations for the year ended December 31, 2012, 2011, 2010 and 2008, there were insufficient earnings of $109.0 million, $164.3 million, $1.1 billion and $37.0 million, respectively, to cover fixed charges.