EXHIBIT 12

Computation of Ratio of Earnings to Fixed Charges

(in millions except ratio of earnings to fixed charges)

	Nine Months Ended
	September 30,
	2009
Earnings:
Income from continuing operations before income taxes	$	436.0
Portion of rents representative of interest expense		4.6
Interest on indebtedness, including amortization of deferred loan costs		0.1
Amortization of capitalized interest		-
Earnings, as adjusted	$	440.7
Fixed Charges:
Portion of rents representative of interest expense	$	4.6
Interest on indebtedness, including amortization of deferred loan costs		0.1
Capitalized interest		51.7
Total fixed charges	$	56.4
Ratio of earnings to fixed charges		7.81	x