Twelve Months Ended December 31,

Three Months
Ended
March 31,

2002

2003

2004

2005

2006

2007

Earnings:

Pre-tax income from continuing operations before adjustment for minority interests in consolidated subsidiaries

$

318.1

$

288.6

$

388.4

$

395.6

$

420.4

$

109.8

Add: Fixed charges (from below)

48.8

45.6

42.3

44.5

41.2

9.7

Add: Amortization of capitalized interest

0.1

0.2

0.2

0.2

0.3

0.2

Subtract: Capitalized interest expense

0.3

—

—

0.7

0.6

0.2

$

366.7

$

334.4

$

430.9

$

439.6

$

461.3

$

119.6

Fixed charges:

Interest expense (including amortization of debt issuance costs and debt discounts)

$

41.2

$

39.6

$

34.9

$

35.6

$

31.9

$

7.4

Add: Capitalized interest expense

0.3

—

—

0.7

0.6

0.2

Add: Portion of rental expense representing interest

7.3

6.0

7.4

8.2

8.7

2.2

$

48.8

$

45.6

$

42.3

$

44.5

$

41.2

$

9.7

Ratio of earnings to fixed charges

$

7.5

$

7.3

$

10.2

$

9.9

$

11.2

$

12.3