<ARTICLE>                       5
<MULTIPLIER>                    1,000

                                             
<PERIOD-TYPE>                                   9-MOS
<FISCAL-YEAR-END>                               DEC-31-2000
<PERIOD-END>                                    SEP-30-2000
<CASH>                                               43,790
<SECURITIES>                                         52,193
<RECEIVABLES>                                        45,453
<ALLOWANCES>                                          3,850
<INVENTORY>                                               0
<CURRENT-ASSETS>                                          0
<PP&E>                                            3,083,983
<DEPRECIATION>                                      376,097
<TOTAL-ASSETS>                                    3,145,981
<CURRENT-LIABILITIES>                                     0
<BONDS>                                           1,288,266
<PREFERRED-MANDATORY>                                     0
<PREFERRED>                                           1,318
<COMMON>                                                630
<OTHER-SE>                                        1,697,904
<TOTAL-LIABILITY-AND-EQUITY>                      3,145,981
<SALES>                                             342,949
<TOTAL-REVENUES>                                    342,949
<CGS>                                                83,876
<TOTAL-COSTS>                                        83,876
<OTHER-EXPENSES>                                          0
<LOSS-PROVISION>                                          0
<INTEREST-EXPENSE>                                   68,575
<INCOME-PRETAX>                                     151,167
<INCOME-TAX>                                              0
<INCOME-CONTINUING>                                 151,167
<DISCONTINUED>                                            0
<EXTRAORDINARY>                                           0
<CHANGES>                                                 0
<NET-INCOME>                                        151,167
<EPS-BASIC>                                            2.14
<EPS-DILUTED>                                          2.12
<FN>           Financial Data Schedule information has been extracted from the
               Registrant's Condensed Consolidated Balance Sheet
               (non-classified) as of September 30, 2000 and the Condensed
               Consolidated Statement of Income for the nine months then ended.
</FN>