<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-START> JAN-01-1997 <PERIOD-END> JUN-30-1997 <CASH> 505,000 <SECURITIES> 0 <RECEIVABLES> 10,085,000 <ALLOWANCES> 579,000 <INVENTORY> 0 <CURRENT-ASSETS> 13,030,000 <PP&E> 134,399,000 <DEPRECIATION> 36,621,000 <TOTAL-ASSETS> 119,542,000 <CURRENT-LIABILITIES> 18,291,000 <BONDS> 30,700,000 <PREFERRED-MANDATORY> 0 <PREFERRED> 517,000 <COMMON> 31,000 <OTHER-SE> 30,362,000 <TOTAL-LIABILITY-AND-EQUITY> 119,542,000 <SALES> 0 <TOTAL-REVENUES> 33,901,000 <CGS> 0 <TOTAL-COSTS> 30,993,000 <OTHER-EXPENSES> (121,000) <LOSS-PROVISION> 158,000 <INTEREST-EXPENSE> 1,590,000 <INCOME-PRETAX> 1,502,000 <INCOME-TAX> 631,000 <INCOME-CONTINUING> 871,000 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 871,000 <EPS-PRIMARY> 0.27 <EPS-DILUTED> 0.27