Exhibit 12.1

Ratio of Earnings To Combined Fixed Charges And Preferred Stock Dividends

The following table sets forth the calculation of our ratio of earnings to combined fixed charges and preferred stock

dividends for the periods shown:

	For the Year Ended
(In Thousands, Except Ratios)	December 31, 2016			December 31, 2015			December 31, 2014			December 31, 2013			December 31, 2012
Net income before taxes	$	552,026		$	250,350		$	589,207		$	362,688		$	327,768
Add: Fixed charges (interest expense) (1)	375,963			306,590			200,430			123,856			146,781
Preferred stock dividend	2,449			—			—			—			—
Income as adjusted	$	930,438		$	556,940		$	789,637		$	486,544		$	474,549
Fixed charges (interest expense) + preferred stock dividend	$	378,412		$	306,590		$	200,430		$	123,856		$	146,781
Ratio of income (losses) to combined fixed charges and preferred stock dividends	2.46		x	1.82x			3.94x			3.93x			3.23x
Deficiency	$	—		$	—		$	—		$	—		$	—
(1) Includes effect of realized losses on interest rate swaps.