Exhibit 12.1

COMPUTATION OF RATIOS OF EARNINGS TO FIXED CHARGES

(in thousands):

	Three months
	ended		Years ended December 31,
(Dollars in thousands)	March 31, 2006		2005		2004		2003		2002		2001
Earnings:
Income before assessments	$	85,360	$	312,467	$	221,543	$	62,360	$	318,623	$	384,514
Fixed Charges		844,135		2,726,073		1,658,480		1,761,932		2,210,153		3,460,880
Total Earnings	$	929,495	$	3,038,540	$	1,880,023	$	1,824,292	$	2,528,776	$	3,845,394
Fixed Charges:
Interest Expense	$	844,135	$	2,726,073	$	1,658,480	$	1,761,932	$	2,210,153	$	3,460,880
Estimated interest component of other expenses		250		1,000		1,000		1,000		1,000		1,000
Total Fixed Charges	$	844,385	$	2,727,073	$	1,659,480	$	1,762,932	$	2,211,153	$	3,461,880
Ratio of Earnings to Fixed Charges		1.10		1.11		1.13		1.03		1.14		1.11