Exhibit 12.1

	Predecessor Entity																					Successor Entity
	Year Ended December 31,															Nine Months Ended September 30, 2009			For the period from January 1, 2010 through May 7, 2010			For the period from May 8, 2010 through September 30, 2010
	2005			2006			2007			2008			2009
Earnings adjusted for fixed charges:
Income from operations before income taxes	$	11,131		$	16,375		$	19,866		$	27,683		$	37,053		$	38,588		$	8,846		$	5,213
Add: Interest expense		4,545			12,845			13,695			13,729			14,948			11,212			5,717			9,205
Add: Estimate of implicit interest in rental expense		1,241			1,628			1,920			2,747			3,051			2,279			1,124			1,341
Less: Noncontrolling interests		(7,198	)		(11,833	)		(14,706	)		(17,179	)		(22,391	)		(15,823	)		(9,266	)		(10,949	)
Total adjustments		(1,412	)		2,640			909			(703	)		(4,392	)		(2,332	)		(2,425	)		(403	)
Adjusted income from operations	$	9,719		$	19,015		$	20,775		$	26,980		$	32,661		$	36,256		$	6,421		$	5,810
Fixed charges:
Interest expense	$	4,545		$	12,845		$	13,695		$	13,729		$	14,948		$	11,212		$	5,717		$	9,205
Interest portion of rent expense		1,241			1,628			1,920			2,747			3,051			2,279			1,124			1,341
Total fixed charges	$	5,786		$	14,473		$	15,615		$	16,476		$	17,999		$	13,491		$	6,841		$	10,546
Ratio of earnings to fixed charges		1.68			1.31			1.33			1.64			1.81			2.69			0.94			0.55