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<TABLE> <S> <C>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONDENSED CONSOLIDATED STATEMENTS OF INCOME AND THE CONDENSED BALANCE SHEETS 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> 748,116
<SECURITIES> 5,397,218
<RECEIVABLES> 2,050,240
<ALLOWANCES> 166,000
<INVENTORY> 2,212,658
<CURRENT-ASSETS> 10,983,466
<PP&E> 3,683,718
<DEPRECIATION> 2,395,393
<TOTAL-ASSETS> 18,155,973
<CURRENT-LIABILITIES> 2,213,693
<BONDS> 0
0
0
<COMMON> 601,156
<OTHER-SE> 15,239,524
<TOTAL-LIABILITY-AND-EQUITY> 18,155,973
<SALES> 9,065,057
<TOTAL-REVENUES> 9,065,057
<CGS> 3,119,200
<TOTAL-COSTS> 3,119,200
<OTHER-EXPENSES> 3,586,512
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 0
<INCOME-PRETAX> 2,359,345
<INCOME-TAX> 755,000
<INCOME-CONTINUING> 1,604,345
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 1,604,345
<EPS-BASIC> 0.26
<EPS-DILUTED> 0.26
</TABLE>
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