<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-START> JAN-01-2000 <PERIOD-END> JUN-30-2000 <CASH> 79,992,000 <SECURITIES> 0 <RECEIVABLES> 60,206,000 <ALLOWANCES> 8,101,000 <INVENTORY> 8,257,000 <CURRENT-ASSETS> 145,365,000 <PP&E> 927,818,000 <DEPRECIATION> 475,721,000 <TOTAL-ASSETS> 929,311,000 <CURRENT-LIABILITIES> 60,329,000 <BONDS> 611,964,000 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 329,000 <OTHER-SE> 275,007,000 <TOTAL-LIABILITY-AND-EQUITY> 929,311,000 <SALES> 158,947,000 <TOTAL-REVENUES> 158,947,000 <CGS> 0 <TOTAL-COSTS> 135,771,000 <OTHER-EXPENSES> 153,000 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 31,835,000 <INCOME-PRETAX> (5,968,000) <INCOME-TAX> (134,000) <INCOME-CONTINUING> (5,834,000) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (5,834,000) <EPS-BASIC> (0.18) <EPS-DILUTED> (0.18)