Exhibit 12.1

STATEMENT RE: COMPUTATION OF EARNINGS TO FIXED CHARGES
(DOLLARS IN THOUSANDS)

	Year ended December 31,
	2016				2015			2014			2013				2012
Earnings
Add:
Income (loss) before income taxes	$		(399,072	)	$	8,039		$	12,932		$	(37,447	)		$	(12,917	)
Interest and amortization of deferred financing costs			113,440			98,290			92,926			99,465				97,942
Implicit rental interest expense			12,471			12,182			12,080			10,773				9,947
Total earnings	$		(273,161	)	$	118,511		$	117,938		$	72,791			$	94,972
Fixed Charges
Interest and amortization of deferred financing costs			113,440			98,290			92,926			99,465				97,942
Capitalized interest			2,405			500			710			861				595
Implicit rental interest expense			12,471			12,182			12,080			10,773				9,947
Total fixed charges			128,316			110,972			105,716			111,099				108,484
Ratio of earnings to fixed charges		*				1.07	x		1.12	x		0.66		x		0.88		x

* For the year ended December 31, 2016, earnings were insufficient to cover fixed charges by approximately $401.4 million.