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

<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-2000
<PERIOD-START>                              JAN-1-2000
<PERIOD-END>                               SEP-30-2000
<CASH>                                          15,295
<SECURITIES>                                         0
<RECEIVABLES>                                   31,200
<ALLOWANCES>                                         0
<INVENTORY>                                          0
<CURRENT-ASSETS>                                18,357
<PP&E>                                       2,142,331
<DEPRECIATION>                                 259,467
<TOTAL-ASSETS>                               2,086,572
<CURRENT-LIABILITIES>                           59,245
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                         29
<COMMON>                                           250
<OTHER-SE>                                     444,810
<TOTAL-LIABILITY-AND-EQUITY>                 2,086,572
<SALES>                                              0
<TOTAL-REVENUES>                               263,487
<CGS>                                                0
<TOTAL-COSTS>                                  207,468
<OTHER-EXPENSES>                               136,936
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                              70,562
<INCOME-PRETAX>                                 49,331
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                             49,331
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                    221
<CHANGES>                                            0
<NET-INCOME>                                    49,110
<EPS-BASIC>                                     1.78
<EPS-DILUTED>                                     1.77

<F1>Receivables are stated net of allowances.