<ARTICLE> 5 <RESTATED> <MULTIPLIER> 1,000 <PERIOD-TYPE> YEAR YEAR 3-MOS 6-MOS 9-MOS <FISCAL-YEAR-END> DEC-31-1995 DEC-31-1996 DEC-31-1996 DEC-31-1996 DEC-31-1996 <PERIOD-START> JAN-01-1995 JAN-01-1996 JAN-01-1996 JAN-01-1996 JAN-01-1996 <PERIOD-END> DEC-31-1995 DEC-31-1996 MAR-31-1996 JUN-30-1996 SEP-30-1996 <CASH> 3,721 2,468 3,966 3,814 4,820 <SECURITIES> 12,153 76 3,022 1,726 450 <RECEIVABLES> 25,639 27,309 26,054 28,578 25,942 <ALLOWANCES> 2,636 2,330 2,759 3,302 3,105 <INVENTORY> 34,772 50,451 39,938 47,098 48,643 <CURRENT-ASSETS> 83,366 91,700 81,042 90,404 90,137 <PP&E> 171,711 220,489 181,192 188,920 200,313 <DEPRECIATION> 90,302 96,644 91,613 92,551 95,316 <TOTAL-ASSETS> 182,332 232,969 187,729 204,279 212,502 <CURRENT-LIABILITIES> 50,636 50,346 49,515 59,091 55,275 <BONDS> 0 0 0 0 0 <PREFERRED-MANDATORY> 0 0 0 0 0 <PREFERRED> 0 0 0 0 0 <COMMON> 52,974 56,551 54,710 55,302 55,613 <OTHER-SE> 55,492 87,557 60,462 69,093 76,598 <TOTAL-LIABILITY-AND-EQUITY> 182,332 232,969 187,729 204,279 212,502 <SALES> 253,900 279,827 68,301 135,815 203,973 <TOTAL-REVENUES> 255,355 280,487 68,301 136,475 204,633 <CGS> 202,595 213,007 55,261 104,952 158,792 <TOTAL-COSTS> 14,137 15,033 3,785 7,632 11,176 <OTHER-EXPENSES> 146 (236) 50 (31) (120) <LOSS-PROVISION> 0 0 0 0 0 <INTEREST-EXPENSE> 562 540 130 190 436 <INCOME-PRETAX> 38,944 52,403 9,194 23,882 34,559 <INCOME-TAX> 14,397 17,302 3,011 7,857 11,377 <INCOME-CONTINUING> 24,547 35,101 6,183 16,025 23,182 <DISCONTINUED> 0 0 0 0 0 <EXTRAORDINARY> 0 0 0 0 0 <CHANGES> 0 0 0 0 0 <NET-INCOME> 24,547 35,101 6,183 16,025 23,182 <EPS-PRIMARY> .91 1.29 .23 .59 .85 <EPS-DILUTED> .87 1.24 .22 .57 .82