Exhibit 12.1

Ratio of Earnings to Fixed Charges

	Year Ended December 31,
	2008			2007			2006			2005			2004
	(in millions)
Income before income taxes	$	901		$	660		$	377		$	428		$	355
Plus fixed charges:
Interest expense including amortization of debt issuance costs		71			77			78			92			107
Assumed interest element included in rent expense		21			17			16			5			4
		92			94			94			97			111
Adjusted earnings		993			754			471			525			466
Fixed charges		(92	)		(94	)		(94	)		(97	)		(111	)
Excess of earnings to cover fixed charges	$	901		$	660		$	377		$	428		$	355
Ratio of earnings to fixed charges (1)		10.84			8.02			5.01			5.41			4.20

(1) The ratio of earnings to fixed charges is computed by dividing (i) income before income taxes and losses from equity interests, plus fixed charges by (ii) fixed charges.