<ARTICLE> 5 <MULTIPLIER> 1000 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-END> SEP-30-1997 <CASH> 101500 <SECURITIES> 0 <RECEIVABLES> 1649800 <ALLOWANCES> 0<F1> <INVENTORY> 1325300 <CURRENT-ASSETS> 3388400 <PP&E> 10298800 <DEPRECIATION> 4276300 <TOTAL-ASSETS> 11305300 <CURRENT-LIABILITIES> 3521400 <BONDS> 1691100 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 0<F1> <TOTAL-LIABILITY-AND-EQUITY> 11305300 <SALES> 9457200 <TOTAL-REVENUES> 9457200 <CGS> 5865700 <TOTAL-COSTS> 7952000 <OTHER-EXPENSES> 0<F1> <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 118300 <INCOME-PRETAX> 1406500 <INCOME-TAX> 464100 <INCOME-CONTINUING> 1031000 <DISCONTINUED> 0 <EXTRAORDINARY> 17500 <CHANGES> 0 <NET-INCOME> 1048500 <EPS-PRIMARY> 1.88 <EPS-DILUTED> 1.88 <FN> <F1>Items not disclosed since they are not required for interim reporting under regulation S-X, Article 10. </FN>