Exhibit 12

Computation of Ratio of Earnings to Fixed Charges (amounts in thousands)

		Year Ended May 31,
		2005		2004			2003			2002			2001
Income (loss) from continuing operations before income tax expense (benefit), income from equity investments, minority interest in income of subsidiaries, and cumulative effect of change in accounting principle		$	22,177	$	(6,889	)	$	(4,561	)	$	(80,236	)	$	357,899
Plus adjustment so as to only include distributed income of less than 50% owned equity investments			737		14			67			43			16,423
	Add: Fixed Charges		163,708		210,431			153,457		$	160,425			161,625
	Less: Capitalized interest		—		—			(216	)		(2,193	)		—
	Less: Preferred stock dividends		—		—			—			—			—
Earnings,as defined		$	186,622	$	203,556		$	148,747		$	78,039		$	535,947
Fixed charges:
	Interest expense, including amortization of debt issuance costs		145,041		162,922			145,512			150,765			156,137
	Loss on extinguishment of debt		9,052		39,176			—			—			—
	Interest portion of rent expense		9,615		8,333			7,729			7,467			5,488
	Capitalized interest		—		—			216			2,193			—
	Preferred stock dividends		—		—			—			—			—
Fixed charges, as defined		$	163,708	$	210,431		$	153,457		$	160,425			161,625
Ratio of earnings to fixed charges			1.14		—	(1)		—	(1)		—	(1)		3.32
Amount by which earnings exceed (are less than) fixed charges		$	22,914	$	(6,875	)	$	(4,710	)	$	(82,386	)		374,322

(1)  The ratio of earnings to fixed charges was less than one-to-one and, therefore, earnings were inadequate to cover fixed charges.