<ARTICLE> 5 <PERIOD-TYPE> 12-MOS <FISCAL-YEAR-END> DEC-31-1998 <PERIOD-END> DEC-31-1998 <CASH> 448,000 <SECURITIES> 0 <RECEIVABLES> 27,864,000 <ALLOWANCES> 461,000 <INVENTORY> 1,378,000 <CURRENT-ASSETS> 38,477,000 <PP&E> 197,801,000 <DEPRECIATION> 46,946,000 <TOTAL-ASSETS> 224,552,000 <CURRENT-LIABILITIES> 35,271,000 <BONDS> 79,531,000 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 67,000 <OTHER-SE> 67,666,000 <TOTAL-LIABILITY-AND-EQUITY> 224,552,000 <SALES> 0 <TOTAL-REVENUES> 245,913,000 <CGS> 0 <TOTAL-COSTS> 223,445,000 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 5,129,000 <INCOME-PRETAX> 17,469,000 <INCOME-TAX> 6,813,000 <INCOME-CONTINUING> 10,656,000 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 10,656,000 <EPS-PRIMARY> 1.46 <EPS-DILUTED> 1.42