<ARTICLE> 5 <MULTIPLIER> 1 <CURRENCY> U.S. DOLLARS <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-START> JAN-01-1997 <PERIOD-END> MAR-31-1997 <EXCHANGE-RATE> 1 <CASH> 94,748 <SECURITIES> 0 <RECEIVABLES> 3,200 <ALLOWANCES> 1,600 <INVENTORY> 0 <CURRENT-ASSETS> 96,348 <PP&E> 1,325,450 <DEPRECIATION> 379,987 <TOTAL-ASSETS> 1,107,335 <CURRENT-LIABILITIES> 13,116 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 1,094,219 <TOTAL-LIABILITY-AND-EQUITY> 1,107,335 <SALES> 0 <TOTAL-REVENUES> 59,855 <CGS> 0 <TOTAL-COSTS> 36,545 <OTHER-EXPENSES> 17,809 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 5,902 <INCOME-TAX> 0 <INCOME-CONTINUING> 5,902 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 5,902 <EPS-PRIMARY> 1.33 <EPS-DILUTED> 1.33