WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 5
<MULTIPLIER> 1,000
       
<S>                             <C>
<PERIOD-TYPE>                   QTR-2
<FISCAL-YEAR-END>                          DEC-31-1995
<PERIOD-END>                               JUN-30-1995
<CASH>                                          210523
<SECURITIES>                                     16927
<RECEIVABLES>                                   451813
<ALLOWANCES>                                      8045
<INVENTORY>                                     430940
<CURRENT-ASSETS>                               1160750
<PP&E>                                         4059363
<DEPRECIATION>                                 2064620
<TOTAL-ASSETS>                                 4007482
<CURRENT-LIABILITIES>                           565943
<BONDS>                                              0
<COMMON>                                        581250
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                      995352
<TOTAL-LIABILITY-AND-EQUITY>                   4007482
<SALES>                                         787464
<TOTAL-REVENUES>                                787464
<CGS>                                           580571
<TOTAL-COSTS>                                   580571
<OTHER-EXPENSES>                                 38081
<LOSS-PROVISION>                                   491
<INTEREST-EXPENSE>                               24424
<INCOME-PRETAX>                                 118056
<INCOME-TAX>                                   (37034)
<INCOME-CONTINUING>                              56087
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     56410
<EPS-PRIMARY>                                     1.34
<EPS-DILUTED>                                     1.34
        

</TABLE>
