<ARTICLE> 5 <PERIOD-TYPE> YEAR <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> DEC-31-1999 <CASH> 4,377,118 <SECURITIES> 234,583 <RECEIVABLES> 1,092,531 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 5,704,232 <PP&E> 15,418,108 <DEPRECIATION> (7,819,264) <TOTAL-ASSETS> 13,303,076 <CURRENT-LIABILITIES> 708,898 <BONDS> 2,864,284 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 9,729,894 <TOTAL-LIABILITY-AND-EQUITY> 13,303,076 <SALES> 0 <TOTAL-REVENUES> 3,125,432 <CGS> 0 <TOTAL-COSTS> 0 <OTHER-EXPENSES> 1,737,133 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 269,910 <INCOME-PRETAX> 1,118,389 <INCOME-TAX> 0 <INCOME-CONTINUING> 1,118,389 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 1,118,389 <EPS-BASIC> 0 <EPS-DILUTED> 0