Exhibit 12.1

Ratio/Deficiency of Earnings to Fixed Charges

	Year Ended 12/31/13			Year Ended 12/31/14			Year Ended 12/31/15			Year Ended 12/31/16			Year Ended 12/31/17			Quarter Ended 3/31/18
Earnings:
(Loss) Income from continuing operations before income taxes		(57,220	)		(15,660	)		(166,594	)		87,300			116,890			40,127
Plus: Fixed charges, less preferred dividends		369,119			391,247			397,602			409,980			405,773			118,467
Plus: Current period amortization of interest capitalized in prior periods		553			521			422			266			182			45
Less: Capitalized interest		(108	)		(304	)		(790	)		(961	)		(1,059	)		(224	)
Total Earnings		312,345			375,803			230,639			496,585			521,786			158,415
Fixed Charges:
Interest Expense—cash		249,051			292,600			322,366			329,171			323,749			88,923
Capitalized interest		108			304			790			961			1,059			224
Interest Expense—non cash		49,085			27,112			1,505			2,203			2,879			733
Amortization of debt issue costs		15,560			17,572			19,154			21,136			21,940			5,388
Interest component of operating leases		55,315			53,659			53,787			56,509			56,146			23,199
Total Fixed Charges		369,119			391,247			397,602			409,980			405,773			118,467
Total Deficiency	$	(56,775	)	$	(15,443	)	$	(166,962	)		—			—			—
Ratio of Earnings to Fixed Charges		—			—			—			1.21			1.29			1.34