<ARTICLE> 5 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1998 <PERIOD-START> JAN-01-1998 <PERIOD-END> MAR-31-1998 <CASH> 93,659 <SECURITIES> 1,000 <RECEIVABLES> 39,044 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 133,703 <PP&E> 3,943,835 <DEPRECIATION> 1,503,816 <TOTAL-ASSETS> 2,573,722 <CURRENT-LIABILITIES> 9,190 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 2,564,532 <TOTAL-LIABILITY-AND-EQUITY> 2,573,722 <SALES> 0 <TOTAL-REVENUES> 109,423 <CGS> 0 <TOTAL-COSTS> 35,422 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 74,001 <INCOME-TAX> 0 <INCOME-CONTINUING> 74,001 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 74,001 <EPS-PRIMARY> 2.71 <EPS-DILUTED> 2.71