<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM CONDENSED CONSOLIDATED BALANCE SHEETS AND STATEMENTS OF EARNINGS AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS. </LEGEND> <MULTIPLIER> 1,000 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-END> JUN-30-2000 <CASH> 4,106 <SECURITIES> 9,850 <RECEIVABLES> 101,110 <ALLOWANCES> 674 <INVENTORY> 11,758 <CURRENT-ASSETS> 137,384 <PP&E> 706,539 <DEPRECIATION> 249,452 <TOTAL-ASSETS> 768,655 <CURRENT-LIABILITIES> 95,318 <BONDS> 313,604 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 3,091 <OTHER-SE> 252,754 <TOTAL-LIABILITY-AND-EQUITY> 768,655 <SALES> 28,473 <TOTAL-REVENUES> 256,664 <CGS> 22,547 <TOTAL-COSTS> 161,366 <OTHER-EXPENSES> 58,906 <LOSS-PROVISION> 4 <INTEREST-EXPENSE> 11,827 <INCOME-PRETAX> 27,023 <INCOME-TAX> 11,076 <INCOME-CONTINUING> 15,947 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 15,947 <EPS-BASIC> .65 <EPS-DILUTED> .65