<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1998 <PERIOD-START> JAN-01-1998 <PERIOD-END> JUN-30-1998 <CASH> 18,274 <SECURITIES> 0 <RECEIVABLES> 3,221,261 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 3,819,328 <PP&E> 115,367,603 <DEPRECIATION> 67,199,254 <TOTAL-ASSETS> 52,293,544 <CURRENT-LIABILITIES> 2,020,023 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 12,780,040 <OTHER-SE> 0 <TOTAL-LIABILITY-AND-EQUITY> 52,293,544 <SALES> 6,517,271 <TOTAL-REVENUES> 6,674,802 <CGS> 0 <TOTAL-COSTS> 8,237,860 <OTHER-EXPENSES> 0 <LOSS-PROVISION> (1,563,058) <INTEREST-EXPENSE> 569,905 <INCOME-PRETAX> (2,132,963) <INCOME-TAX> (597,229) <INCOME-CONTINUING> (1,535,734) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (1,535,734) <EPS-PRIMARY> (.12) <EPS-DILUTED> (.12)