<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> JUN-30-1999 <CASH> 346,509 <SECURITIES> 0 <RECEIVABLES> 1,172,325 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 1,518,834 <PP&E> 4,785,769 <DEPRECIATION> 1,148,011 <TOTAL-ASSETS> 5,156,592 <CURRENT-LIABILITIES> 20,492 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 5,136,100 <TOTAL-LIABILITY-AND-EQUITY> 5,156,592 <SALES> 0 <TOTAL-REVENUES> 379,537 <CGS> 0 <TOTAL-COSTS> 47,246 <OTHER-EXPENSES> 51,552 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 386,586 <INCOME-TAX> 0 <INCOME-CONTINUING> 0 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 386,586 <EPS-BASIC> 0 <EPS-DILUTED> 2.83