<ARTICLE> 5
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-END>                               MAR-31-1999
<CASH>                                          15,168
<SECURITIES>                                         0
<RECEIVABLES>                                    1,682
<ALLOWANCES>                                         0
<INVENTORY>                                          0
<CURRENT-ASSETS>                                     0
<PP&E>                                         335,987
<DEPRECIATION>                                 161,891
<TOTAL-ASSETS>                                 213,174
<CURRENT-LIABILITIES>                                0
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        45,390
<OTHER-SE>                                         458
<TOTAL-LIABILITY-AND-EQUITY>                   213,174
<SALES>                                              0
<TOTAL-REVENUES>                                14,559
<CGS>                                                0
<TOTAL-COSTS>                                    8,861
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               3,379
<INCOME-PRETAX>                                  1,214
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                              1,214
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     1,214
<EPS-PRIMARY>                                     0.72
<EPS-DILUTED>                                     0.69