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Exhibit 12.1

COMPUTATION OF RATIO OF EARNINGS TO
FIXED CHARGES (UNAUDITED)

			2000		2001		2002		2003		2004		Pro Forma 2004
Earnings
Income (loss) before income taxes			7,791		(46,990	)	(5,102	)	(9,655	)	41,474		53,717
Equity in earnings of affiliates			(455	)	(250	)	(182	)	(485	)	(646	)	(646	)
Net interest expense (excluding capitalized interest)			36,230		40,199		42,017		49,877		36,845		47,173
Portion of rent expense under long-term operating leases representative of an interest factor			1,014		783		806		950		994		3,205
	Total earnings (loss)		44,580		(6,258	)	37,539		40,687		78,667		103,449
Fixed charges
Interest expense (including capitalized interest)			37,498		40,899		42,467		50,288		37,696		48,024
Portion of rent expense under long-term operating leases representative of an interest factor			1,014		783		806		950		994		3,205
		Total fixed charges	38,512		41,682		43,273		51,238		38,690		51,229
Ratio of earnings to fixed charges			1.2	x	(1	)	(2	)	(3	)	2.0	x	2.0	x

(1)

Earnings did not cover charges by $47.9 million.

(2)

Earnings did not cover charges by $5.7 million.

(3)

Earnings did not cover charges by $10.6 million.

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Exhibit 12.1

COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES (UNAUDITED)