<ARTICLE> 5

                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-END>                               JUN-30-1999
<CASH>                                         242,700
<SECURITIES>                                    63,700
<RECEIVABLES>                                2,105,900
<ALLOWANCES>                                    60,700
<INVENTORY>                                  1,631,100
<CURRENT-ASSETS>                             4,634,500
<PP&E>                                      18,535,200
<DEPRECIATION>                               9,391,900
<TOTAL-ASSETS>                              17,098,400
<CURRENT-LIABILITIES>                        2,977,600
<BONDS>                                      2,942,200
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                     55,800
<COMMON>                                       394,700
<OTHER-SE>                                   5,640,900
<TOTAL-LIABILITY-AND-EQUITY>                17,098,400
<SALES>                                      8,017,400
<TOTAL-REVENUES>                             8,056,600
<CGS>                                        6,268,000
<TOTAL-COSTS>                                6,268,000
<OTHER-EXPENSES>                               439,400
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                             102,100
<INCOME-PRETAX>                                794,800
<INCOME-TAX>                                   254,300
<INCOME-CONTINUING>                            540,500
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   461,100
<EPS-BASIC>                                       1.25
<EPS-DILUTED>                                     1.23