<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM CONSOLIDATED BALANCE SHEET CONSOLIDATED STATEMENT OF OPERATIONS AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS. </LEGEND> <MULTIPLIER> 1,000 <PERIOD-TYPE> 3-MOS 6-MOS <FISCAL-YEAR-END> DEC-31-2000 DEC-31-2000 <PERIOD-START> APR-01-2000 JAN-01-2000 <PERIOD-END> JUN-30-2000 JUN-30-2000 <CASH> 1,531 1,531 <SECURITIES> 0 0 <RECEIVABLES> 36,171 36,171 <ALLOWANCES> 0 0 <INVENTORY> 15,600 15,600 <CURRENT-ASSETS> 57,977 57,977 <PP&E> 602,974 602,974 <DEPRECIATION> (84,037) (84,037) <TOTAL-ASSETS> 581,889 581,889 <CURRENT-LIABILITIES> 56,576 56,576 <BONDS> 0 0 <PREFERRED-MANDATORY> 0 0 <PREFERRED> 0 0 <COMMON> 385 385 <OTHER-SE> 364,325 364,325 <TOTAL-LIABILITY-AND-EQUITY> 581,889 581,889 <SALES> 48,565 109,900 <TOTAL-REVENUES> 48,565 109,900 <CGS> 29,586 60,780 <TOTAL-COSTS> 31,829 65,078 <OTHER-EXPENSES> 0 0 <LOSS-PROVISION> 0 0 <INTEREST-EXPENSE> 185 464 <INCOME-PRETAX> 16,921 45,286 <INCOME-TAX> (4,738) (12,680) <INCOME-CONTINUING> 12,183 32,606 <DISCONTINUED> 0 0 <EXTRAORDINARY> 0 0 <CHANGES> 0 0 <NET-INCOME> 12,183 32,606 <EPS-BASIC> 0.32 0.85 <EPS-DILUTED> 0.31 0.83