Exhibit 12.1

COMPUTATION OF EARNINGS TO FIXED CHARGES

(dollars in thousands)

	Year Ended December 31,
	2009		2008		2007		2006		2005
Fixed charges — interest expensed	$	760,988	$	2,144,378	$	2,663,456	$	2,672,910	$	2,070,177
Earnings
Income before assessments	$	201,541	$	108,125	$	177,235	$	167,751	$	329,977
Fixed charges		760,988		2,144,378		2,663,456		2,672,910		2,070,177
Total earnings	$	962,529	$	2,252,503	$	2,840,691	$	2,840,661	$	2,400,154
Ratio of earnings to fixed charges		1.26		1.05		1.07		1.06		1.16