Exhibit 99.1

ROIC calculation GAAP to non-GAAP reconciliation (dollars in millions):

	Fiscal year ended
	October 1, 2011			October 2, 2010			October 3, 2009
Operating income	$	101.2		$	99.7		$	53.1
Plus unusual charges (restructuring and/or impairment)		—			—			8.5
Operating income (excluding unusual charges)		101.2			99.7			61.6
Tax rate (excluding unusual charges)		3.1	%		1.0	%		2.9	%
Operating income (tax effected)	$	98.1		$	98.7		$	59.9
Average invested capital	$	627.6		$	506.6		$	453.6
ROIC		15.6	%		19.5	%		13.2	%

Average Invested Capital

	Actual 10/1/11			Actual 7/2/2011			Actual 4/2/2011			Actual 1/1/2011			Actual 10/2/10			Average invested  capital
Equity	$	558.9		$	572.6		$	630.4		$	680.5		$	651.8
Plus:
Debt - current		17.3			17.2			17.1			17.0		$	17.4
Debt - non-current		270.3			274.7			104.0			108.2			112.5
Less:
Cash and cash equivalents		(242.1	)		(208.7	)		(123.4	)		(149.5	)		(188.2	)
	$	604.4		$	655.8		$	628.1		$	656.2		$	593.5		$	627.6

	Actual 10/2/10			Actual 7/3/2010			Actual 4/3/2010			Actual 1/2/2010			Actual 10/3/09			Average invested  capital
Equity	$	651.9		$	620.6		$	585.9		$	549.6		$	527.4
Plus:
Debt - current		17.4			17.3			17.7			21.6			16.9
Debt - non-current		112.5			117.5			121.7			125.9			133.9
Less:
Cash and cash equivalents		(188.2	)		(190.2	)		(234.0	)		(233.9	)		(258.4	)
	$	593.6		$	565.2		$	491.3		$	463.2		$	419.8		$	506.6

	Actual 10/3/09			Actual 7/4/2009			Actual 4/4/2009			Actual 1/3/2009			Actual 9/27/2008			Average invested  capital
Equity	$	527.4		$	508.3		$	494.0		$	485.7		$	473.9
Plus:
Debt - current		16.9			17.0			16.9			17.0			16.7
Debt - non-current		133.9			138.3			141.4			145.5			154.5
Less:
Cash and cash equivalents		(258.4	)		(215.5	)		(201.3	)		(178.4	)		(166.0	)
	$	419.8		$	448.1		$	451.0		$	469.8		$	479.1		$	453.6