<ARTICLE> 5

                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-2000
<PERIOD-START>                             JAN-01-2000
<PERIOD-END>                               JUN-30-2000
<CASH>                                         167,341
<SECURITIES>                                       600
<RECEIVABLES>                                   51,434
<ALLOWANCES>                                         0
<INVENTORY>                                          0
<CURRENT-ASSETS>                               219,375
<PP&E>                                       4,001,642
<DEPRECIATION>                               1,781,745
<TOTAL-ASSETS>                               2,439,272
<CURRENT-LIABILITIES>                           43,681
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                             0
<OTHER-SE>                                   2,395,591
<TOTAL-LIABILITY-AND-EQUITY>                 2,439,272
<SALES>                                              0
<TOTAL-REVENUES>                               281,876
<CGS>                                                0
<TOTAL-COSTS>                                   52,761
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                                229,115
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                            229,115
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   229,115
<EPS-BASIC>                                      25.92
<EPS-DILUTED>                                    25.92