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Exhibit 12.1

STATEMENT OF COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES

		Years ended December 31,
		2005			2004			2003			2002			2001
		(in thousands)
Earnings:
	Pretax income from continuing operations	$	40,811		$	35,990		$	25,029		$	33,574		$	15,607
	Equity (earnings) losses from equity investee		(1,757	)		(1,328	)		162			(1,347	)		(1,569	)
	Fixed charges		28,150			19,811			17,746			11,834			10,189
	Distributed income of equity investee		1,317			978			1,866			1,600			2,098
	Capitalized interest		(1,114	)		(353	)		(59	)		—			—
Total earnings		$	67,407		$	55,098		$	44,744		$	45,661		$	26,325
Fixed charges:
	Interest expense	$	26,720		$	19,209		$	17,487		$	11,634		$	10,056
	Estimated interest expense within operating lease expense		316			249			200			200			133
	Capitalized interest		1,114			353			59			—			—
Total fixed charges		$	28,150		$	19,811		$	17,746		$	11,834		$	10,189
Ratio of earnings to fixed charges			2.39			2.78			2.52			3.86			2.58

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Exhibit 12.1

STATEMENT OF COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES