<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> 12-MOS <FISCAL-YEAR-END> DEC-31-1998 <PERIOD-END> DEC-31-1998 <CASH> 14,537 <SECURITIES> 0 <RECEIVABLES> 159,806 <ALLOWANCES> 0 <INVENTORY> 40,948 <CURRENT-ASSETS> 226,970 <PP&E> 6,982,645 <DEPRECIATION> 3,255,104 <TOTAL-ASSETS> 3,996,062 <CURRENT-LIABILITIES> 305,774 <BONDS> 1,343,258 <PREFERRED-MANDATORY> 0 <PREFERRED> 98,387 <COMMON> 124,738 <OTHER-SE> 1,578,708 <TOTAL-LIABILITY-AND-EQUITY> 3,996,062 <SALES> 876,443 <TOTAL-REVENUES> 875,715 <CGS> 952,010 <TOTAL-COSTS> 952,010 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 70,537 <INCOME-PRETAX> (187,563) <INCOME-TAX> (58,176) <INCOME-CONTINUING> (129,387) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (129,387) <EPS-PRIMARY> (1.34) <EPS-DILUTED> (1.34)