<ARTICLE> 5 <RESTATED> <MULTIPLIER> 1,000 <CURRENCY> U.S. DOLLARS <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> AUG-20-1999 <PERIOD-END> SEP-30-1999 <EXCHANGE-RATE> 1 <CASH> 4,200 <SECURITIES> 41,814 <RECEIVABLES> 37,069 <ALLOWANCES> 0 <INVENTORY> 20,079 <CURRENT-ASSETS> 105,684 <PP&E> 272,003 <DEPRECIATION> 93,623 <TOTAL-ASSETS> 318,231 <CURRENT-LIABILITIES> 48,244 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> (15,535) <TOTAL-LIABILITY-AND-EQUITY> 318,231 <SALES> 43,927 <TOTAL-REVENUES> 44,052 <CGS> 32,898 <TOTAL-COSTS> 40,660 <OTHER-EXPENSES> (117) <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 1,627 <INCOME-PRETAX> 3,509 <INCOME-TAX> 0 <INCOME-CONTINUING> 3,509 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 3,509 <EPS-BASIC> 0.22 <EPS-DILUTED> 0.22