EXHIBIT 12

RATIO OF EARNINGS TO FIXED CHARGES

		Three months ended September 30,						Nine months ended September 30,
( in thousands )		2005			2004			2005			2004
EARNINGS AS DEFINED:
Earnings from operations before income taxes after eliminating undistributed earnings of 20%- to 50%-owned affiliates		$	111,733		$	101,107		$	416,641		$	383,374
Fixed charges excluding capitalized interest and preferred stock dividends of majority-owned subsidiary companies			14,412			9,096			33,720			29,016
Earnings as defined		$	126,145		$	110,203		$	450,361		$	412,390
FIXED CHARGES AS DEFINED:
Interest expense, including amortization of debt issue costs		$	12,136		$	7,149		$	27,067		$	22,816
Interest capitalized						84						600
Portion of rental expense representative of the interest factor			2,276			1,947			6,653			6,200
Preferred stock dividends of majority-owned subsidiary companies			20			20			60			60
Fixed charges as defined		$	14,432		$	9,200		$	33,780		$	29,676
RATIO OF EARNINGS TO FIXED CHARGES			8.74			11.98			13.33			13.90