<ARTICLE> 5 <PERIOD-TYPE> 12-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> DEC-31-1999 <CASH> 100,224 <SECURITIES> 400 <RECEIVABLES> 111,622 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 212,246 <PP&E> 3,011,349 <DEPRECIATION> 1,024,675 <TOTAL-ASSETS> 2,198,920 <CURRENT-LIABILITIES> 26,671 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 2,034,296 <TOTAL-LIABILITY-AND-EQUITY> 2,198,920 <SALES> 0 <TOTAL-REVENUES> 404,324 <CGS> 0 <TOTAL-COSTS> 145,728 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 258,596 <INCOME-TAX> 0 <INCOME-CONTINUING> 258,596 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 258,596 <EPS-BASIC> 1.55 <EPS-DILUTED> 1.55