<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> JUN-30-1999 <CASH> 293,109 <SECURITIES> 1,088 <RECEIVABLES> 60,872 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 355,069 <PP&E> 8,883,847 <DEPRECIATION> 2,735,876 <TOTAL-ASSETS> 6,503,040 <CURRENT-LIABILITIES> 26,922 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 5,898,608 <TOTAL-LIABILITY-AND-EQUITY> 6,503,040 <SALES> 0 <TOTAL-REVENUES> 357,360 <CGS> 0 <TOTAL-COSTS> 92,430 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 264,930 <INCOME-TAX> 0 <INCOME-CONTINUING> 264,930 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 264,930 <EPS-BASIC> 5.54 <EPS-DILUTED> 5.54