<ARTICLE> 5 <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> 10,066 10,066 <SECURITIES> 0 0 <RECEIVABLES> 7,443 7,443 <ALLOWANCES> 0 0 <INVENTORY> 0 0 <CURRENT-ASSETS> 63,495 63,495 <PP&E> 2,109,114 2,109,114 <DEPRECIATION> 163,920 163,920 <TOTAL-ASSETS> 2,029,063 2,029,063 <CURRENT-LIABILITIES> 82,654 82,654 <BONDS> 917,000 917,000 <PREFERRED-MANDATORY> 0 0 <PREFERRED> 0 0 <COMMON> 950 950 <OTHER-SE> 938,746 938,746 <TOTAL-LIABILITY-AND-EQUITY> 2,029,063 2,029,063 <SALES> 0 0 <TOTAL-REVENUES> 133,236 247,176 <CGS> 0 0 <TOTAL-COSTS> 51,972 102,903 <OTHER-EXPENSES> 27,427 54,490 <LOSS-PROVISION> 0 0 <INTEREST-EXPENSE> 18,420 35,564 <INCOME-PRETAX> 35,417 54,219 <INCOME-TAX> 14,168 21,689 <INCOME-CONTINUING> 21,249 32,530 <DISCONTINUED> 0 0 <EXTRAORDINARY> 0 0 <CHANGES> 0 0 <NET-INCOME> 21,249 32,530 <EPS-BASIC> 0.22 0.34 <EPS-DILUTED> 0.22 0.34