Exhibit 12.1

COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES

	Six Months Ended June 30,		Year Ended December 31,
	2013		2012			2011		2010		2009		2008
Income (loss) from continuing operations before income taxes, interest in earnings of associates and noncontrolling interests	$	395	$	(337	)	$	239	$	587	$	516	$	398
Add back fixed charges:
Total fixed charges		86		169			197		208		224		150
Dividends from associates		8		3			7		5		12		9
Less:
Capitalized interest		—		—			—		—		—		(1	)
Income as adjusted	$	489	$	(165	)	$	443	$	800	$	752	$	556
Fixed charges
Interest expense	$	63	$	128		$	156	$	166	$	174	$	105
Portions of rents representative of interest factor		23		41			41		42		50		45
Total fixed charges	$	86	$	169		$	197	$	208	$	224	$	150
Ratio of earnings to fixed charges	$	5.7		(1.0	)		2.2		3.8		3.4		3.7

COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES

AND PREFERRED STOCK DIVIDENDS

	Six Months Ended June 30,		Year Ended December 31,
	2013		2012			2011		2010		2009		2008
Income (loss) from continuing operations before income taxes, interest in earnings of associates and noncontrolling interests	$	395	$	(337	)	$	239	$	587	$	516	$	398
Add back fixed charges:
Total fixed charges		86		169			197		208		224		150
Dividends from associates		8		3			7		5		12		9
Less:
Capitalized interest		—		—			—		—		—		(1	)
Income as adjusted	$	489	$	(165	)	$	443	$	800	$	752	$	556
Fixed charges
Interest expense	$	63	$	128		$	156	$	166	$	174	$	105
Portions of rents representative of interest factor		23		41			41		42		50		45
Preferred stock dividends		—		—			—		—		—		—
Total fixed charges	$	86	$	169		$	197	$	208	$	224	$	150
Ratio of earnings to fixed charges	$	5.7		(1.0	)		2.2		3.8		3.4		3.7