The following table sets forth the computation of basic and diluted earnings (loss) per share (in millions, except per share amounts):


	Year Ended December 31,
	2012			2011			2010
Numerator:
Net earnings (loss)—numerator for basic earnings (loss) per share	$	(1,876	)	$	(1,979	)	$	(471	)
Denominator:
Denominator for basic earnings (loss) per share—weighted average shares		335			335			333
Effect of dilutive securities:
Employee options and shares		—			—			—
Assumed treasury shares purchased		—			—			—

Diluted potential common shares		—			—			—
Denominator for diluted earnings loss per share—weighted-average shares		335			335			333

Basic earnings (loss) per share	$	(5.60	)	$	(5.91	)	$	(1.41	)

Diluted earnings (loss) per share	$	(5.60	)	$	(5.91	)	$	(1.41	)

The following were excluded from the calculation:
Convertible notes, employee stock options and deferred stock because inclusion would be anti-dilutive		46			51			57
Employee stock options because the options’ exercise price was greater than the average market price of the shares		23			20			12