Exhibit 7

Computation of ratio of earnings to fixed charges (unaudited)

	$ million, except ratios
	2013			2012			2011			2010			2009
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)		27,032			14,196			32,545			(10,064	)		20,916
Fixed charges		3,021			2,971			2,808			2,944			2,279
Amortization of capitalized interest		226			145			44			212			252
Distributed income of joint ventures and associates		1,391			1,763			5,040			3,277			3,003
Interest capitalized		(238	)		(390	)		(349	)		(254	)		(188	)
Preference dividend requirements, gross of tax		(2	)		(3	)		(3	)		(2	)		(3	)
Income of non-controlling interests not inccuring fixed charges		—			—			—			(9	)		(1	)
Total earnings available for fixed charges		31,430			18,682			40,085			(3,896	)		26,258
Fixed charges:
Interest expensed		844			844			802			701			718
Interest capitalized		238			390			349			254			188
Rental expense representative of interest		1,937			1,734			1,654			1,987			1,370
Preference dividend requirements, gross of tax		2			3			3			2			3
Total fixed charges		3,021			2,971			2,808			2,944			2,279
Ratio of earnings to fixed charges		10.4			6.3			14.3			—			11.5
Deficiency of earnings to fixed charges		—			—			—			(6,840	)		—

(a) 2013 includes a pre-tax charge of $469 million (2012 $5,014 million pre-tax charge, 2011 $3,742 million pre-tax credit and 2010 $40,935 million pre-tax charge) relating to the Gulf of Mexico oil spill.

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