<ARTICLE>                     5
<LEGEND>
This schedule contains summary financial information extracted from unaudited
financial statements for the three month period ending March 31, 2000 and is
qualified in its entirety by reference to such financial statements.
</LEGEND>
<CURRENCY>                        U.S. DOLLARS

                                        
<PERIOD-TYPE>                                    3-MOS
<FISCAL-YEAR-END>                          DEC-31-2000
<PERIOD-START>                             JAN-01-2000
<PERIOD-END>                               MAR-31-2000
<EXCHANGE-RATE>                                      1
<CASH>                                      10,095,309
<SECURITIES>                                         0
<RECEIVABLES>                                  428,827
<ALLOWANCES>                                  (226,500)
<INVENTORY>                                          0
<CURRENT-ASSETS>                                     0
<PP&E>                                      48,101,970
<DEPRECIATION>                             (16,016,933)
<TOTAL-ASSETS>                              45,398,912
<CURRENT-LIABILITIES>                                0
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                             0
<OTHER-SE>                                  44,101,970
<TOTAL-LIABILITY-AND-EQUITY>                45,398,912
<SALES>                                              0
<TOTAL-REVENUES>                             2,882,227
<CGS>                                                0
<TOTAL-COSTS>                                        0
<OTHER-EXPENSES>                             1,433,754
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                              1,254,845
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                          1,254,845
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                 1,254,845
<EPS-BASIC>                                       2.98
<EPS-DILUTED>                                     2.98