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