Exhibit 12.1

	Ratio of Earnings to Fixed Charges Year Ended December 31,
	2013		2012		2011		2010		2009
Earnings:
Income before income taxes	$	90,446	$	68,491	$	41,296	$	31,947	$	49,437
Interest expense, net		94,443		95,868		97,681		91,824		89,829
Amortization of capitalized interest		1,202		1,285		1,873		1,828		255
Amortization of debt issuance costs		3,146		3,308		3,903		3,392		1,961
Interest component of rent expense(1)		3,293		3,114		3,111		2,831		3,041
Earnings available for fixed charges	$	192,530	$	172,066	$	147,864	$	131,822	$	144,523
Fixed Charges:
Interest expense, net	$	94,443	$	95,868	$	97,681	$	91,824	$	89,829
Capitalized interest		1,331		1,197		1,202		1,632		1,564
Amortization of debt issuance cost		3,146		3,308		3,903		3,392		1,961
Interest component of rent expense(1)		3,293		3,114		3,111		2,831		3,041
Total fixed charges	$	102,213	$	103,487	$	105,897	$	99,679	$	96,395
Ratio of earnings to fixed charges		1.88		1.66		1.40		1.32		1.50

⁽¹⁾  A reasonable approximation (one-third) is deemed to be the interest factor included in rental expense.