<ARTICLE> 5
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-START>                             JAN-01-1998
<PERIOD-END>                               JUN-30-1998
<CASH>                                           1,896
<SECURITIES>                                         0
<RECEIVABLES>                                        0
<ALLOWANCES>                                         0
<INVENTORY>                                          0
<CURRENT-ASSETS>                                     0
<PP&E>                                         769,549
<DEPRECIATION>                                  61,260
<TOTAL-ASSETS>                                 776,995
<CURRENT-LIABILITIES>                            5,000
<BONDS>                                        338,779
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           171
<OTHER-SE>                                     317,365
<TOTAL-LIABILITY-AND-EQUITY>                   776,995
<SALES>                                              0
<TOTAL-REVENUES>                                60,180
<CGS>                                                0
<TOTAL-COSTS>                                   16,931
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                              11,630
<INCOME-PRETAX>                                 16,904
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                             16,904
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    13,804
<EPS-PRIMARY>                                      .82
<EPS-DILUTED>                                      .81<F1>
<FN>June 30, 1997 Earnings Per Share:
      Basic            $.70
      Fully Diluted    $.69
</FN>