<ARTICLE> 5 <MULTIPLIER> 1 <CURRENCY> U.S. DOLLARS <PERIOD-TYPE> 12-MOS <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-START> JAN-01-1997 <PERIOD-END> DEC-31-1997 <EXCHANGE-RATE> 1 <CASH> 7,697,040 <SECURITIES> 0 <RECEIVABLES> 20,147,226 <ALLOWANCES> 185,000 <INVENTORY> 24,372,881 <CURRENT-ASSETS> 53,725,911 <PP&E> 15,287,524 <DEPRECIATION> 8,441,874 <TOTAL-ASSETS> 60,571,561 <CURRENT-LIABILITIES> 15,745,657 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 508,800 <OTHER-SE> 43,500,204 <TOTAL-LIABILITY-AND-EQUITY> 60,571,561 <SALES> 120,695,988 <TOTAL-REVENUES> 120,864,910 <CGS> 71,185,634 <TOTAL-COSTS> 108,351,512 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 27,709 <INCOME-PRETAX> 12,485,689 <INCOME-TAX> 5,040,900 <INCOME-CONTINUING> 7,444,789 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 7,444,789 <EPS-PRIMARY> 1.49 <EPS-DILUTED> 1.42