Exhibit 11.1

Statement Re Computation of Per Share Earnings
(millions, except per share amounts)

	Three Months Ended
	March 31,					Year ended December 31,
	2004		2003			2003			2002			2001			2000		1999
Numerator:
Income (loss) from continuing operations before discontinued operations and cumulative effect of changes in accounting principle	$	26	$	14		$	74		$	(47	)	$	(109	)	$	60	$	118
Discontinued operations		—		—			4			(196	)		56			40		52
Cumulative effect of a change in accounting principle		—		(28	)		(33	)		(368	)		—			—		—
Net income available to common stockholders	$	26	$	(14	)	$	45		$	(611	)	$	(53	)	$	100	$	170
Denominator:
Weighted average number of common shares, basic		107.0		106.8			107.8			106.0			104.8			103.5		99.2
Assumed issuance of dilutive shares related to convertible debentures, stock options and restricted stock		1.2		0.2			0.1			—			—			0.7		0.7
Weighted average number of common shares, diluted		108.2		107.0			107.9			106.0			104.8			104.2		99.9
Basic earnings (loss) per share of common stock:
Income from continuing operations	$	0.24	$	0.13		$	0.69		$	(0.44	)	$	(1.04	)	$	0.58	$	1.19
Discontinued operations		—		—			0.04			(1.85	)		0.53			0.39		0.52
Cumulative effect of a change in accounting principle		—		(0.26	)		(0.31	)		(3.47	)		—			—		—
Net income (loss)	$	0.24	$	(0.13	)	$	0.42		$	(5.76	)	$	(0.51	)	$	0.97	$	1.71
Diluted earnings (loss) per share of common stock:
Income from continuing operations	$	0.24	$	0.13		$	0.69		$	(0.44	)	$	(1.04	)	$	0.58	$	1.18
Discontinued operations		—		—			0.04			(1.85	)		0.53			0.38		0.52
Cumulative effect of a change in accounting principle		—		(0.26	)		(0.31	)		(3.47	)		—			—		—
Net income (loss)	$	0.24	$	(0.13	)	$	0.42		$	(5.76	)	$	(0.51	)	$	0.96	$	1.70