WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

  

<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from the
Consolidated Balance Sheet at June 30, 2000 (unaudited) and the
Consolidated Statement of Operations for the three months ended
June 30, 2000 (unaudited) and is qualified in its entirety by
reference to such financial statements.
</LEGEND>
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-2000
<PERIOD-START>                              JAN-1-2000
<PERIOD-END>                               JUN-31-2000
<CASH>                                           9,167
<SECURITIES>                                         0
<RECEIVABLES>                                   25,694
<ALLOWANCES>                                         0
<INVENTORY>                                          0
<CURRENT-ASSETS>                                     0
<PP&E>                                               0
<DEPRECIATION>                                 249,064
<TOTAL-ASSETS>                               2,067,599
<CURRENT-LIABILITIES>                           54,792
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                         29
<COMMON>                                           250
<OTHER-SE>                                     441,177
<TOTAL-LIABILITY-AND-EQUITY>                 2,067,599
<SALES>                                              0
<TOTAL-REVENUES>                                174,866
<CGS>                                                0
<TOTAL-COSTS>                                        0
<OTHER-EXPENSES>                                90,594
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                              49,090
<INCOME-PRETAX>                                 29,708
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                             29,708
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    29,708
<EPS-BASIC>                                     1.20
<EPS-DILUTED>                                     1.19