Exhibit 12.1

Statement Regarding Computation of Ratio of Earnings to Fixed Charges and Ratio of Earnings to Combined Fixed Charges and Preferred Stock Dividends

	Three Months Ended
	March 31,		Year Ended December 31,
(dollar amounts in thousands)	2007		2006		2005		2004		2003		2002
Pretax income (loss) from continuing operations before adjustment for minority interest and income from unconsolidated subsidiaries	$	13,269	$	61,467	$	37,697	$	24,083	$	10,522	$	(17,702	)
Add:
Fixed charges		4,123		16,718		9,885		8,419		8,194		7,093
Adjusted pretax income (loss)	$	17,392	$	78,185	$	47,582	$	32,502	$	18,716	$	(10,609	)
Fixed charges:
Interest expense	$	3,581	$	14,747	$	8,459	$	7,300	$	7,216	$	6,253
Estimate of interest within rental expense		542		1,971		1,426		1,119		978		840
Total fixed charges	$	4,123	$	16,718	$	9,885	$	8,419	$	8,194	$	7,093
Ratio of earnings to fixed charges		4.2		4.7		4.8		3.9		2.3		(1.5	)
Ratio of earnings to combined fixed charges and preferred stock dividends		4.2		4.7		4.8		3.9		2.3		(1.5	)
Deficiency of earnings available to cover fixed charges											$	(17,702	)