<ARTICLE> 5 <PERIOD-TYPE> 12-MOS <FISCAL-YEAR-END> DEC-31-1996 <PERIOD-START> JAN-01-1997 <PERIOD-END> DEC-31-1997 <CASH> 3,038,635 <SECURITIES> 305,975 <RECEIVABLES> 1,413,493 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 4,758,103 <PP&E> 18,912,252 <DEPRECIATION> 8,800,492 <TOTAL-ASSETS> 14,869,863 <CURRENT-LIABILITIES> 344,297 <BONDS> 5,334,349 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 9,191,217 <TOTAL-LIABILITY-AND-EQUITY> 14,869,863 <SALES> 0 <TOTAL-REVENUES> 4,271,246 <CGS> 0 <TOTAL-COSTS> 0 <OTHER-EXPENSES> 2,661,098 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 466,915 <INCOME-PRETAX> 1,143,233 <INCOME-TAX> 0 <INCOME-CONTINUING> 1,143,233 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 1,143,233 <EPS-PRIMARY> 0 <EPS-DILUTED> 0