Exhibit 7

Computation of ratio of earnings to fixed charges (unaudited)

							$ million, except ratios
	2015			2014			2013			2012			2011
Earnings available for fixed charges:
Pre-tax income (loss) from continuing operations before adjustment for income or loss from joint ventures and associates(a) (b)		(11,382	)		1,578			27,032			14,196			32,545
Fixed charges		2,689			2,924			3,021			2,971			2,808
Amortization of capitalized interest		298			327			226			145			44
Distributed income of joint ventures and associates		1,614			1,911			1,391			1,763			5,040
Interest capitalized		(179	)		(185	)		(238	)		(390	)		(349	)
Preference dividend requirements, gross of tax		(2	)		(2	)		(2	)		(3	)		(3	)
Income of non-controlling interests not incurring fixed charges		(25	)		(2	)		—			—			—
Total earnings available for fixed charges		(6,987	)		6,551			31,430			18,682			40,085
Fixed charges:
Interest expensed		886			840			844			844			802
Interest capitalized		179			185			238			390			349
Rental expense representative of interest		1,622			1,897			1,937			1,734			1,654
Preference dividend requirements, gross of tax		2			2			2			3			3
Total fixed charges		2,689			2,924			3,021			2,971			2,808
Ratio of earnings to fixed charges		—			2.2			10.4			6.3			14.3
Deficiency of earnings to fixed charges		(9,676	)		—			—			—			—

^(a)  2015 includes a pre-tax charge of $11,956 million (2014 $819 million pre-tax charge, 2013 $469 million pre-tax charge, 2012 $5,014 million pre-tax charge and 2011 $3,742 million pre-tax credit) relating to the Gulf of Mexico oil spill.

^(b)  2012 includes $709 million of dividends received from TNK-BP.

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