<TABLE> <S> <C>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED FINANCIAL STATEMENTS (UNAUDITED) AT, AND FOR THE SIX MONTHS ENDED
JUNE 30, 2000, AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL
STATEMENTS.
</LEGEND>
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-END> JUN-30-2000
<CASH> 26,556,000
<SECURITIES> 5,766,000
<RECEIVABLES> 11,306,000
<ALLOWANCES> 411,000
<INVENTORY> 8,570,000
<CURRENT-ASSETS> 54,559,000
<PP&E> 13,774,000
<DEPRECIATION> 6,081,000
<TOTAL-ASSETS> 78,454,000
<CURRENT-LIABILITIES> 18,111,000
<BONDS> 0
0
0
<COMMON> 166,000
<OTHER-SE> 60,077,000
<TOTAL-LIABILITY-AND-EQUITY> 78,454,000
<SALES> 29,184,000
<TOTAL-REVENUES> 77,430,000
<CGS> 21,595,000
<TOTAL-COSTS> 58,117,000
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 0
<INCOME-PRETAX> 11,868,000
<INCOME-TAX> 634,000
<INCOME-CONTINUING> 11,234,000
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 11,228,000
<EPS-BASIC> 0.73
<EPS-DILUTED> 0.70
</TABLE>