<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

                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-START>                             JAN-01-1999
<PERIOD-END>                               SEP-30-1999
<CASH>                                          62,805
<SECURITIES>                                         0
<RECEIVABLES>                                    1,602
<ALLOWANCES>                                         0
<INVENTORY>                                          0
<CURRENT-ASSETS>                               369,157
<PP&E>                                      11,441,442
<DEPRECIATION>                                 989,049
<TOTAL-ASSETS>                              11,049,110
<CURRENT-LIABILITIES>                          408,870
<BONDS>                                      4,845,546
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                  1,335,791
<COMMON>                                         1,224
<OTHER-SE>                                   3,997,216
<TOTAL-LIABILITY-AND-EQUITY>                11,049,110
<SALES>                                      1,255,892
<TOTAL-REVENUES>                             1,273,547
<CGS>                                                0
<TOTAL-COSTS>                                  472,220
<OTHER-EXPENSES>                                15,736
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                             244,289
<INCOME-PRETAX>                                243,797
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                            243,797
<DISCONTINUED>                                  64,315
<EXTRAORDINARY>                                  (451)
<CHANGES>                                            0
<NET-INCOME>                                   222,543
<EPS-BASIC>                                       1.67
<EPS-DILUTED>                                     1.66