February 25, 2016 - EXHIBIT 12.1 - 10-K: Annual report pursuant to Section 13 and 15(d)

Exhibit 12.1

Ratio of Income 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
		December 31, 2015			December 31, 2014			December 31, 2013			December 31, 2012			December 31, 2011			December 31, 2010
		(dollars in thousands)
Net income before taxes			250,349			589,207			362,688			327,768		$	137,935		$	249,161
Add:	fixed charges (interest expense) (1)		306,590			200,430			123,856			146,781			150,787			152,236
	preferred stock dividend
Income as adjusted			556,939			789,637			486,544			474,549		$	288,722		$	401,397
Fixed charges (interest expense) + preferred stock dividend			306,590			200,430			123,856			146,781		$	150,787		$	152,236
Ratio of income (losses) to combined fixed charges and preferred stock dividends			1.82	x		3.94	x		3.93	x		3.23	x		1.91	x		2.64	x
Deficiency		$	-		$	-		$	-		$	-		$	-		$	-
(1) Includes effect of realized losses on interest rate swaps.