Exhibit 12.1

COMPUTATION OF EARNINGS TO FIXED CHARGES
(dollars in thousands)

	Three Months Ended March 31,				Year Ended December 31,
	2005		2004		2004		2003		2002		2001		2000
Fixed charges — interest expensed	$	414,180	$	219,283	$	1,065,136	$	914,248	$	1,080,149	$	1,802,210	$	2,358,998
Earnings
Income before assessments	$	27,233	$	28,753	$	108,601	$	122,217	$	102,664	$	157,305	$	175,149
Fixed charges		414,180		219,283		1,065,136		914,248		1,080,149		1,802,210		2,358,998
Total earnings	$	441,413	$	248,036	$	1,173,737	$	1,036,465	$	1,182,813	$	1,959,515	$	2,534,147
Ratio of earnings to fixed charges		1.07		1.13		1.10		1.13		1.10		1.09		1.07