Exhibit 12.1

RATIO OF EARNINGS TO FIXED CHARGES

(Dollar amounts in thousands)

	Successor			Predecessor
	Three-month period ended December 31, 2010			Nine-month period ended September 30, 2010			Years ended December 31,
	2010			2010			2009			2008			2007			2006
Earnings:
Income (loss) from continuing operations before income taxes	$	(178	)	$	60,185		$	88,497		$	73,450		$	47,920		$	45,008
Less: Earnings from equity method investments		—			(2,270	)		(3,508	)		(4,229	)		(2,799	)		(2,926	)
Plus: Dividends from equity method investees		—			68			2,195			2,400			2,490			2,590
Fixed charges		14,205			2,285			2,781			2,808			2,981			3,544
Earnings adjusted for fixed charges	$	14,027		$	60,268		$	89,965		$	74,429		$	50,592		$	48,216
Fixed charges:
Interest expense	$	13,436		$	70		$	91		$	170		$	376		$	741
Interest component of rent expense (1)		769			2,215			2,690			2,638			2,605			2,803
Total fixed charges	$	14,205		$	2,285		$	2,781		$	2,808		$	2,981		$	3,544
Ratio of earnings to fixed charges		(2)			26.38			32.34			26.51			16.97			13.60

(1) One-third of rent expense is deemed to be representative of interest.

(2) Our earnings were insufficient to cover fixed charges by $0.2 million for the three month period ended December 31, 2010.