<ARTICLE> 5 <MULTIPLIER> 1000 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-END> SEP-30-1999 <CASH> 194300 <SECURITIES> 0 <RECEIVABLES> 1555200 <ALLOWANCES> 0<F1> <INVENTORY> 1287200 <CURRENT-ASSETS> 3419200 <PP&E> 11046500 <DEPRECIATION> 4881800 <TOTAL-ASSETS> 13005300 <CURRENT-LIABILITIES> 3951600 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 0<F1> <TOTAL-LIABILITY-AND-EQUITY> 13005300 <SALES> 9581300 <TOTAL-REVENUES> 9581300 <CGS> 5665100 <TOTAL-COSTS> 7931500 <OTHER-EXPENSES> 0<F1> <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 161700 <INCOME-PRETAX> 1688900 <INCOME-TAX> 549600 <INCOME-CONTINUING> 1244100 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 1244100 <EPS-BASIC> 2.33 <EPS-DILUTED> 2.31 <FN> <F1>Items not disclosed since they are not required for interim reporting under regulation S-X, Article 10. </FN>