<ARTICLE> 5 <RESTATED> <MULTIPLIER> 1,000 <CURRENCY> U.S. DOLLARS <PERIOD-TYPE> YEAR <FISCAL-YEAR-END> DEC-31-1996 <PERIOD-START> JAN-01-1996 <PERIOD-END> DEC-31-1996 <EXCHANGE-RATE> 1 <CASH> 20,018 <SECURITIES> 0 <RECEIVABLES> 20,112 <ALLOWANCES> 0 <INVENTORY> 16,668 <CURRENT-ASSETS> 72,165 <PP&E> 118,577 <DEPRECIATION> 58,459 <TOTAL-ASSETS> 176,689 <CURRENT-LIABILITIES> 50,992 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 18,754 <OTHER-SE> 83,163 <TOTAL-LIABILITY-AND-EQUITY> 176,689 <SALES> 218,310 <TOTAL-REVENUES> 218,310 <CGS> 169,933 <TOTAL-COSTS> 224,215 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 2,604 <INCOME-PRETAX> 32,922 <INCOME-TAX> 13,347 <INCOME-CONTINUING> 19,575 <DISCONTINUED> (2,558) <EXTRAORDINARY> (1,257) <CHANGES> 0 <NET-INCOME> 24,194 <EPS-PRIMARY> 3.79 <EPS-DILUTED> 3.78