Exhibit 12.1

Statement of Computation of Ratios

	The Company									The Predecessor
	Year Ended			Year Ended			For the Period September			For the Period January
	December 31,			December 31,			28, 2010 through			1, 2010 through			For the Year Ended
	2012			2011			December 31, 2010			September 27, 2010			2009			2008
Earnings:
Net income (loss)	$	10,716		$	(10,779	)	$	(10,722	)	$	(1,555	)	$	(7,039	)	$	(13,888	)
Add: Fixed charges	10,792			10,970			3,443			3,289			4,264			4,464
Add: Amortization of capitalized interest	369			277			29			87			63			32
Less: Capitalized interest	(1,837		)	(1,591		)	(26		)	(524		)	(308		)	(322		)
Total earnings (loss)	$	20,040		$	(1,123	)	$	(7,276	)	$	1,297		$	(3,020	)	$	(9,714	)
Fixed charges:
Interest expense (including amortization of deferred financing costs and discounts)	$	5,236		$	5,275		$	2,325		$	1,590		$	2,343		$	2,495
Capitalized interest	1,837			1,591			26			524			308			322
Interest within rental expense	3,719			4,104			1,092			1,175			1,613			1,647
Total fixed charges	10,792			10,970			3,443			3,289			4,264			4,464
Preferred stock dividend requirements(1)	440			—			—			—			—			—
Combined fixed charges and preferred stock dividends	$	11,232		$	10,970		$	3,443		$	3,289		$	4,264		$	4,464
Ratio of earnings (loss) to combined fixed charges and preferred stock dividends	1.78					(2)			(2)			(2)			(2)			(2)

(1) The Company and its Predecessor did not have any preferred stock outstanding for the year ended 2011, for the period September 28, 2010 through December, 31, 2010, the period January 1, 2010, through September 27, 2010, for the year ended 2009, and 2008.

(2) The shortfall of earnings (loss) to combined fixed charges and preferred dividends for the year ended December 31, 2011, for the period from September 28, 2010 to December 31, 2010, for the period from January 1, 2010 to September 27, 2010 and for the years ended December 31, 2009 and 2008 was $12.1 million, $10.7 million, $2.0 million, $7.3 million and $14.2 million, respectively.