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<TABLE> <S> <C>
<ARTICLE> 5
<MULTIPLIER> 1
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> JUN-30-2000
<CASH> 8,048,000
<SECURITIES> 24,464,000
<RECEIVABLES> 13,154,000
<ALLOWANCES> 575,000
<INVENTORY> 5,125,000
<CURRENT-ASSETS> 72,079,000
<PP&E> 33,827,000
<DEPRECIATION> 13,360,000
<TOTAL-ASSETS> 99,748,000
<CURRENT-LIABILITIES> 9,685,000
<BONDS> 6,508,000
0
0
<COMMON> 134,000
<OTHER-SE> 83,837,000
<TOTAL-LIABILITY-AND-EQUITY> 99,748,000
<SALES> 4,732,000
<TOTAL-REVENUES> 39,077,000
<CGS> 3,481,000
<TOTAL-COSTS> 17,462,000
<OTHER-EXPENSES> 16,101,000
<LOSS-PROVISION> 48,000
<INTEREST-EXPENSE> 161,000
<INCOME-PRETAX> 5,353,000
<INCOME-TAX> 1,770,000
<INCOME-CONTINUING> 3,583,000
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 3,583,000
<EPS-BASIC> .29
<EPS-DILUTED> .28
</TABLE>
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