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

  

<ARTICLE>               5
<MULTIPLIER>            1,000,000
       
                                                                                                
<PERIOD-TYPE>                   12-MOS        3-MOS        6-MOS         9-MOS       12-MOS      3-MOS        6-MOS        9-MOS
<FISCAL-YEAR-END>             DEC-31-1995  DEC-31-1995  DEC-31-1995  DEC-31-1995  DEC-31-1996 DEC-31-1996  DEC-31-1996  DEC-31-1996
<PERIOD-END>                  DEC-31-1995  MAR-31-1996  JUN-30-1996  SEP-30-1996  DEC-31-1996 MAR-31-1997  JUN-30-1997  SEP-30-1997
<CASH>                            70            28           54            45          44          45           42           86
<SECURITIES>                       0             0            0             0           0           0            0            0
<RECEIVABLES>                    260           303          312           318         291         318          339          352
<ALLOWANCES>                      14            15           16            17          17          17           17           17
<INVENTORY>                      175           180          176           177         185         194          205          196
<CURRENT-ASSETS>                 528           526          571           555         549         559          612          666
<PP&E>                           979         1,014        1,019         1,039       1,064       1,081        1,107        1,133
<DEPRECIATION>                   137           148          148           161         177         191          204          208
<TOTAL-ASSETS>                 1,927         1,909        1,934         1,872       1,864       1,841        1,862        1,810
<CURRENT-LIABILITIES>            361           411          403           418         390         320          355          372
<BONDS>                          865           799          759           694         706         727          705          676
<COMMON>                           5             5            5             5           5           5            5            5
<PREFERRED-MANDATORY>              0             0            0             0           0           0            0            0
<PREFERRED>                        0             0            0             0           0           0            0            0
<OTHER-SE>                       (42)          (55)         (55)          (40)        (28)        (18)           9           65
<TOTAL-LIABILITY-AND-EQUITY>   1,927         1,909        1,934         1,872       1,864       1,841        1,862        1,810
<SALES>                        2,444           602        1,244         1,922       2,590         673        1,396        2,153
<TOTAL-REVENUES>               2,444           602        1,244         1,922       2,590         673        1,396        2,153
<CGS>                          1,841           471          953         1,452       1,945         496        1,017        1,564
<TOTAL-COSTS>                  1,841           471          953         1,452       1,945         496        1,017        1,564
<OTHER-EXPENSES>                 244            67          132           201         268          66          138          208
<LOSS-PROVISION>                   0             0            0             0           0           0            0            0
<INTEREST-EXPENSE>                93            19           38            55          73          17           32           47
<INCOME-PRETAX>                   65             3           36            85         132          52          124          206
<INCOME-TAX>                      97            18           47            83         117          37           82          130
<INCOME-CONTINUING>              (32)          (15)         (11)            2          15          15           42           76
<DISCONTINUED>                     0             0            0             0           0           0            0            0
<EXTRAORDINARY>                    0             0            0             0           0           0            0            0
<CHANGES>                          0             0            0             0           0           0            0            0
<NET-INCOME>                     (32)          (15)         (11)            2          15          15           42           76
<EPS-PRIMARY>                  (0.71)        (0.32)        0.09          0.27        0.32        0.33         0.57         0.74
<EPS-DILUTED>                  (0.71)        (0.32)        0.09          0.26        0.31        0.32         0.55         0.70