<ARTICLE> 5 <LEGEND> This schedule contains summary financial information extracted from the consolidated balance sheet, consolidated statement of income and consolidated statement of cash flows included in the Company's Form 10-Q for the period ending September 30, 1999, and is qualified in its entirety by reference to such financial statements. </LEGEND> <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> SEP-30-1999 <CASH> 5,154 <SECURITIES> 4,993 <RECEIVABLES> 6,343 <ALLOWANCES> 337 <INVENTORY> 3,099 <CURRENT-ASSETS> 23,703 <PP&E> 8,496 <DEPRECIATION> 6,323 <TOTAL-ASSETS> 55,696 <CURRENT-LIABILITIES> 10,570 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 31,470 <OTHER-SE> 13,656 <TOTAL-LIABILITY-AND-EQUITY> 55,696 <SALES> 47,254 <TOTAL-REVENUES> 47,254 <CGS> 21,400 <TOTAL-COSTS> 43,785 <OTHER-EXPENSES> (1,404) <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 4,873 <INCOME-TAX> 1,218 <INCOME-CONTINUING> 3,655 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 3,655 <EPS-BASIC> 0.45 <EPS-DILUTED> 0.44