<ARTICLE> 5 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-START> JAN-01-2000 <PERIOD-END> MAR-31-2000 <CASH> 3,522,605 <SECURITIES> 0 <RECEIVABLES> 0 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 3,522,605 <PP&E> 22,395,185 <DEPRECIATION> 20,247,477 <TOTAL-ASSETS> 5,670,313 <CURRENT-LIABILITIES> 257,329 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 5,412,984 <TOTAL-LIABILITY-AND-EQUITY> 5,670,313 <SALES> 8,422,419 <TOTAL-REVENUES> 8,470,121 <CGS> 0 <TOTAL-COSTS> 398,555 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 8,071,566 <INCOME-TAX> 0 <INCOME-CONTINUING> 0 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 8,071,566 <EPS-BASIC> .55 <EPS-DILUTED> .55