EXHIBIT 12

STATEMENT REGARDING COMPUTATION OF RATIOS OF EARNINGS TO FIXED CHARGES

	For the year ended December 31,
(dollars in thousands)	2005		2004		2003		2002		2001
Income before net gain or loss on real estate disposals, discontinued operations, provision for income taxes and extraordinary loss	$	125,422	$	100,220	$	96,135	$	34,685	$	48,687
Interest Expense
Senior notes payable and other debt		105,581		66,105		61,660		72,384		79,595
United States Settlement		—		—		4,943		5,461		4,592
Earnings	$	231,003	$	166,325	$	162,738	$	112,530	$	132,874
Interest Expense
Senior notes payable and other debt	$	105,581	$	66,105	$	61,660	$	72,384	$	79,595
United States Settlement		—		—		4,943		5,461		4,592
Fixed Charges	$	105,581	$	66,105	$	66,603	$	77,845	$	84,187
Ratio of Earnings to Fixed Charges		2.19		2.52		2.44		1.45		1.58