2013 12 Dec 31 10K Exhibit 12



	Years ended December 31,
	2013		2012		2011			2010			2009
Earnings before income taxes		$6,232		$5,910		$5,393			$4,507			$1,731
Fixed charges excluding capitalized interest	514		603		677			726			564
Amortization of previously capitalized interest	74		75		64			60			61
Net adjustment for earnings from affiliates	13		69		(38		)	(11		)	(10		)
Earnings available for fixed charges		$6,833		$6,657		$6,096			$5,282			$2,346
Fixed charges:
Interest and debt expense⁽¹⁾		$461		$551		$626			$676			$514
Interest capitalized during the period	87		74		57			48			90
Rentals deemed representative of an interest factor	53		52		51			50			50
Total fixed charges		$601		$677		$734			$774			$654
Ratio of earnings to fixed charges	11.4		9.8		8.3			6.8			3.6


⁽¹⁾	Amount does not include tax-related interest expense which is reported as a component of Income tax expense in our Condensed Consolidated Statements of Operations.