<ARTICLE> 5 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-1998 <PERIOD-END> SEP-30-1998 <CASH> 207,000 <SECURITIES> 0 <RECEIVABLES> 30,829,000 <ALLOWANCES> 0 <INVENTORY> 1,250,000 <CURRENT-ASSETS> 40,103,000 <PP&E> 193,714,000 <DEPRECIATION> 45,137,000 <TOTAL-ASSETS> 214,383,000 <CURRENT-LIABILITIES> 42,573,000 <BONDS> 70,354,000 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 67,000 <OTHER-SE> 58,688,000 <TOTAL-LIABILITY-AND-EQUITY> 214,383,000 <SALES> 176,650,000 <TOTAL-REVENUES> 176,650,000 <CGS> 0 <TOTAL-COSTS> 160,928,000 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 3,498,000 <INCOME-PRETAX> 12,224,000 <INCOME-TAX> 4,770,000 <INCOME-CONTINUING> 7,454,000 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 7,454,000 <EPS-PRIMARY> 1.05 <EPS-DILUTED> 1.03