<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> YEAR <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-START> JAN-01-1997 <PERIOD-END> DEC-31-1997 <CASH> 2,364 <SECURITIES> 19 <RECEIVABLES> 31,942 <ALLOWANCES> 2,118 <INVENTORY> 70,111 <CURRENT-ASSETS> 121,794 <PP&E> 283,070 <DEPRECIATION> 100,688 <TOTAL-ASSETS> 319,407 <CURRENT-LIABILITIES> 46,880 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 62,263 <OTHER-SE> 116,489 <TOTAL-LIABILITY-AND-EQUITY> 319,407 <SALES> 310,733 <TOTAL-REVENUES> 312,538 <CGS> 244,468 <TOTAL-COSTS> 16,012 <OTHER-EXPENSES> (209) <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 1,298 <INCOME-PRETAX> 51,202 <INCOME-TAX> 15,481 <INCOME-CONTINUING> 35,721 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 35,721 <EPS-PRIMARY> 1.30 <EPS-DILUTED> 1.25