<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> JUN-30-1999 <CASH> 871,319,000 <SECURITIES> 139,219,000 <RECEIVABLES> 254,268,000 <ALLOWANCES> (52,774,000) <INVENTORY> 0 <CURRENT-ASSETS> 64,986,000 <PP&E> 5,358,267,000 <DEPRECIATION> (597,762,000) <TOTAL-ASSETS> 8,358,460,000 <CURRENT-LIABILITIES> 727,546,000 <BONDS> 6,610,905,000 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 956,225,000 <TOTAL-LIABILITY-AND-EQUITY> 8,358,460,000 <SALES> 0 <TOTAL-REVENUES> 663,507,000 <CGS> 0 <TOTAL-COSTS> 322,382,000 <OTHER-EXPENSES> 273,408,000 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 298,542,000 <INCOME-PRETAX> (576,894,000) <INCOME-TAX> 0 <INCOME-CONTINUING> (576,894,000) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (576,894,000) <EPS-BASIC> 0 <EPS-DILUTED> 0