Exhibit 99.4

COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES

(Unaudited)

	Three Months Ended March 31,			Years Ended December 31,
(Amounts in millions of euros)	2013		2012	2012	2011		2010		2009		2008

Net income*	1,537		3,668	10,609	12,309		10,571		8,447		10,590
Income tax expenses*	3,042		4,311	13,035	14,091		10,228		7,751		14,146
Non-controlling interests	51		12	147	305		236		182		363
Equity in income of affiliates (in excess of)/ less than dividends received	(353	)	34	211	(107	)	(470	)	(378	)	(311	)
Interest expensed	131		161	504	619		416		450		779
Estimate of the interest within rental expense	65		54	260	215		202		204		142
Amortization of capitalized interest	41		56	177	201		239		129		115

Total*	4,514		8,296	24,943	27,633		21,422		16,785		25,824

Interest expensed	131		161	504	619		416		450		779
Capitalized interest	57		60	259	176		118		141		317
Estimate of the interest within rental expense	65		54	260	215		202		204		142
Preference security dividend requirements of consolidated subsidiaries	—		—	—	—		—		—		—

Fixed charges	253		275	1,023	1,010		736		795		1,238

Ratio of earnings to fixed charges*	17.84		30.17	24.38	27.36		29.11		21.11		20.86

* Figures for 2012 and 2011 have been restated pursuant to the retrospective application of the revised accounting standard IAS 19 from January 1, 2013.