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<TABLE> <S> <C>
<ARTICLE> 5
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-END> JUN-30-2000
<CASH> 11,336
<SECURITIES> 11,071
<RECEIVABLES> 8,898
<ALLOWANCES> 130
<INVENTORY> 6,467
<CURRENT-ASSETS> 39,534
<PP&E> 7,666
<DEPRECIATION> 4,550
<TOTAL-ASSETS> 59,413
<CURRENT-LIABILITIES> 7,248
<BONDS> 0
0
0
<COMMON> 36,054
<OTHER-SE> 16,111
<TOTAL-LIABILITY-AND-EQUITY> 59,413
<SALES> 28,201
<TOTAL-REVENUES> 28,201
<CGS> 10,513
<TOTAL-COSTS> 10,513
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 0
<INCOME-PRETAX> 5,392
<INCOME-TAX> 2,080
<INCOME-CONTINUING> 3,312
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 3,312
<EPS-BASIC> 0.43
<EPS-DILUTED> 0.40
</TABLE>
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