<ARTICLE> 5 <PERIOD-TYPE> 12-MOS <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-START> JAN-01-1997 <PERIOD-END> DEC-31-1997 <CASH> 1,742,444 <SECURITIES> 0 <RECEIVABLES> 4,456,904 <ALLOWANCES> (404,821) <INVENTORY> 0 <CURRENT-ASSETS> 0 <PP&E> 218,189,145 <DEPRECIATION> (113,368,132) <TOTAL-ASSETS> 124,269,504 <CURRENT-LIABILITIES> 7,150,772 <BONDS> 144,308,462 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> (27,189,730) <TOTAL-LIABILITY-AND-EQUITY> 124,269,504 <SALES> 0 <TOTAL-REVENUES> 82,675,018 <CGS> 0 <TOTAL-COSTS> 76,545,330 <OTHER-EXPENSES> (6,973) <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 10,934,909 <INCOME-PRETAX> (3,624,693) <INCOME-TAX> 0 <INCOME-CONTINUING> (3,624,693) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (3,624,693) <EPS-PRIMARY> (15.12) <EPS-DILUTED> (15.12)