<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM CONDENSED
CONSOLIDATED BALANCE SHEETS AND FROM CONSOLIDATED STATEMENTS OF EARNINGS AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
       
                             
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-END>                               DEC-31-1996
<CASH>                                           1,585
<SECURITIES>                                         0
<RECEIVABLES>                                  552,553
<ALLOWANCES>                                         0
<INVENTORY>                                    318,565
<CURRENT-ASSETS>                               904,698
<PP&E>                                       3,224,983
<DEPRECIATION>                             (1,504,018)
<TOTAL-ASSETS>                               2,855,822
<CURRENT-LIABILITIES>                          741,957
<BONDS>                                        587,290
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        15,608
<OTHER-SE>                                   1,231,677
<TOTAL-LIABILITY-AND-EQUITY>                 2,855,822
<SALES>                                      4,081,244
<TOTAL-REVENUES>                             4,078,502
<CGS>                                        3,099,671
<TOTAL-COSTS>                                  393,250
<OTHER-EXPENSES>                               319,071
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                              38,248
<INCOME-PRETAX>                                228,262
<INCOME-TAX>                                    75,056
<INCOME-CONTINUING>                            153,206
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   153,206
<EPS-PRIMARY>                                     4.91
<EPS-DILUTED>                                        0