<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> YEAR <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-1-1999 <PERIOD-END> DEC-31-1999 <CASH> 10,847 <SECURITIES> 31,611 <RECEIVABLES> 8,244 <ALLOWANCES> 238 <INVENTORY> 832 <CURRENT-ASSETS> 56,261 <PP&E> 5,908 <DEPRECIATION> 3,253 <TOTAL-ASSETS> 60,054 <CURRENT-LIABILITIES> 11,490 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 19 <OTHER-SE> 48,092 <TOTAL-LIABILITY-AND-EQUITY> 60,054 <SALES> 33,042 <TOTAL-REVENUES> 33,042 <CGS> 4,036 <TOTAL-COSTS> 8,843 <OTHER-EXPENSES> 21,769 <LOSS-PROVISION> 11 <INTEREST-EXPENSE> 164 <INCOME-PRETAX> 3,648 <INCOME-TAX> 3,724 <INCOME-CONTINUING> 0 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 7,372 <EPS-BASIC> 0.56 <EPS-DILUTED> 0.39