<ARTICLE> 5 <LEGEND> This schedule contains summary financial information extracted from the Balance Sheets and Statements of Income included in the Company's Form 10-K for the year ended May 31, 1998 and is qualified in its entirety by reference to such Financial Statements. </LEGEND> <MULTIPLIER>1000 <FISCAL-YEAR-END> May-31-1998 May-31-1997 May-31-1996 <PERIOD-START> Jun-01-1997 Jun-01-1996 Jun-01-1995 <PERIOD-END> May-31-1998 May-31-1997 May-31-1996 <PERIOD-TYPE> 12-MOS 12-MOS 12-MOS <CASH> 6,748 1,176 2,481 <SECURITIES> 16,579 1,614 0 <RECEIVABLES> 7,442 7,785 10,806 <ALLOWANCES> 260 270 241 <INVENTORY> 11,942 10,498 7,921 <CURRENT-ASSETS> 43,858 21,858 21,226 <PP&E> 7,902 9,547 9,449 <DEPRECIATION> 6,361 7,856 8,067 <TOTAL-ASSETS> 47,105 24,389 23,749 <CURRENT-LIABILITIES> 6,973 13,963 16,427 <BONDS> 0 0 0 <PREFERRED-MANDATORY> 0 0 0 <PREFERRED> 0 0 0 <COMMON> 69 43 8,137 <OTHER-SE> 39,895 10,027 (1,348) <TOTAL-LIABILITY-AND-EQUITY> 47,105 24,389 23,749 <SALES> 40,805 42,020 33,234 <TOTAL-REVENUES> 40,805 42,020 33,234 <CGS> 24,359 25,715 19,942 <TOTAL-COSTS> 24,359 25,715 19,942 <OTHER-EXPENSES> 12,247 12,621 10,756 <LOSS-PROVISION> 0 0 0 <INTEREST-EXPENSE> (904) 577 446 <INCOME-PRETAX> 4,739 2,542 1,531 <INCOME-TAX> 2,334 (773) 130 <INCOME-CONTINUING> 2,405 3,315 1,400 <DISCONTINUED> 0 0 0 <EXTRAORDINARY> 0 0 0 <CHANGES> 0 0 0 <NET-INCOME> 2,405 3,315 1,400 <EPS-PRIMARY> $0.38 $0.77 $0.33 <EPS-DILUTED> $0.36 $0.74 $0.32