<TABLE> <S> <C>

<ARTICLE>                                                            5
<LEGEND>                           THIS  SCHEDULE   CONTAINS   SUMMARY
                                   FINANCIAL   INFORMATION   EXTRACTED
                                   FROM  THE  COMPANY'S   CONSOLIDATED
                                   BALANCE    SHEETS    AND    RELATED
                                   CONSOLIDATED STATEMENTS OF EARNINGS
                                   FOR THE PERIOD  ENDED  DECEMBER 31,
                                   1996  AND  IS   QUALIFIED   IN  ITS
                                   ENTIRETY  BY   REFERENCE   TO  SUCH
                                   FINANCIAL STATEMENTS.
<MULTIPLIER>                                                     1,000
       
<S>                                                                <C>
<PERIOD-TYPE>                                                   12-MOS
<FISCAL-YEAR-END>                                          DEC-31-1996
<PERIOD-END>                                               DEC-31-1996
<CASH>                                                          22,222
<SECURITIES>                                                         0
<RECEIVABLES>                                                  277,169
<ALLOWANCES>                                                     4,460
<INVENTORY>                                                    365,949
<CURRENT-ASSETS>                                               859,552
<PP&E>                                                       4,097,703
<DEPRECIATION>                                               1,767,234
<TOTAL-ASSETS>                                               4,720,681
<CURRENT-LIABILITIES>                                          570,418
<BONDS>                                                      1,766,917
<PREFERRED-MANDATORY>                                                0
<PREFERRED>                                                          0
<COMMON>                                                        27,677
<OTHER-SE>                                                   1,948,604
<TOTAL-LIABILITY-AND-EQUITY>                                 4,720,681
<SALES>                                                      3,425,173
<TOTAL-REVENUES>                                             3,425,173
<CGS>                                                        2,798,282
<TOTAL-COSTS>                                                2,798,282
<OTHER-EXPENSES>                                               228,001
<LOSS-PROVISION>                                                     0
<INTEREST-EXPENSE>                                              92,804
<INCOME-PRETAX>                                                306,086
<INCOME-TAX>                                                   114,000
<INCOME-CONTINUING>                                            192,086
<DISCONTINUED>                                                       0
<EXTRAORDINARY>                                                      0
<CHANGES>                                                            0
<NET-INCOME>                                                   192,086
<EPS-PRIMARY>                                                     3.48
<EPS-DILUTED>                                                     3.48
        

</TABLE>