Exhibit 12.2

Calculation of Ratios of Earnings to Combined Fixed Charges and Preference Dividends

	Year Ended December 31,
	2008			2007			2006			2005			2004
RATIO OF EARNINGS TO COMBINED FIXED CHARGES AND PREFERENCE DIVIDENDS:
Pre-tax (loss) income from continuing operations before adjustment for income from equity investees		(38,132	)		(248,767	)		(11,750	)		(12,390	)		(14,321	)
Fixed charges and preference dividends:
Interest expense (a)		101,144			83,025			26,570			21,795			22,114
Preferred stock dividends		13,989			—			—			—			10
Interest portion of rent expense (b)		8,845			4,351			2,956			2,504			1,849
Total combined fixed charges and preference dividends		123,978			87,376			29,526			24,299			23,973
Total earnings (loss)		85,846			(161,391	)		17,776			11,909			9,652
Ratio of earnings to combined fixed charges and preference dividends		0.7x			—			0.6x			0.5x			0.4x
Ratio of coverage deficiency		(c	)		(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 component of such rentals.
(c)	Due to the loss from operations for the years ended December 31, 2008, 2007, 2006, 2005 and 2004, there were insufficient earnings of $38.1 million, $248.9 million, $11.8 million, $12.4 million and $14.3 million, respectively, to cover combined fixed charges and preference dividends.