<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM CONSOLIDATED
BALANCE SHEETS AND STATEMENTS OF OPERATIONS AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> JUN-30-2000
<CASH> 237,066
<SECURITIES> 0
<RECEIVABLES> 1,408
<ALLOWANCES> 0
<INVENTORY> 0
<CURRENT-ASSETS> 640,845
<PP&E> 12,025,876
<DEPRECIATION> 1,208,331
<TOTAL-ASSETS> 11,746,743
<CURRENT-LIABILITIES> 404,576
<BONDS> 5,277,601
0
1,193,053
<COMMON> 1,312
<OTHER-SE> 4,333,320
<TOTAL-LIABILITY-AND-EQUITY> 11,746,743
<SALES> 960,871
<TOTAL-REVENUES> 978,523
<CGS> 0
<TOTAL-COSTS> 362,708
<OTHER-EXPENSES> 13,216
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 192,966
<INCOME-PRETAX> 185,121
<INCOME-TAX> 0
<INCOME-CONTINUING> 185,121
<DISCONTINUED> 87,652
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 217,276
<EPS-BASIC> 1.54
<EPS-DILUTED> 1.54
</TABLE>