
<TABLE> <S> <C>

<PAGE>
<ARTICLE> 5
<LEGEND>
THE SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM ________ AND 
IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<RESTATED>
       
<S>                             <C>                     <C>
<PERIOD-TYPE>                   9-MOS                   YEAR
<FISCAL-YEAR-END>                          JUN-30-1998             JUN-30-1997
<PERIOD-END>                               MAR-31-1998             JUN-30-1997
<CASH>                                        22741554                 9191919
<SECURITIES>                                         0                   80390
<RECEIVABLES>                                   365324                  430903
<ALLOWANCES>                                     46851                   76668
<INVENTORY>                                   11016322                 9461698
<CURRENT-ASSETS>                              35618241                19626360
<PP&E>                                        13852681                12104516
<DEPRECIATION>                                 5784700                 4565055
<TOTAL-ASSETS>                                46220029                29109294
<CURRENT-LIABILITIES>                         15417371                11351159
<BONDS>                                              0                       0
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                          0                       0
<COMMON>                                         22640                   22640
<OTHER-SE>                                    28339010                15271943
<TOTAL-LIABILITY-AND-EQUITY>                  46220029                29109294
<SALES>                                      108072493                95086125
<TOTAL-REVENUES>                             108072493                95086125
<CGS>                                         53757891                53968849
<TOTAL-COSTS>                                 33558889                32648788
<OTHER-EXPENSES>                                126537                (222,278)
<LOSS-PROVISION>                                     0                       0
<INTEREST-EXPENSE>                               17613                  216618
<INCOME-PRETAX>                               21257731                 8595957
<INCOME-TAX>                                   8715670                 3218063
<INCOME-CONTINUING>                           12542061               5,377,894
<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                                  12542061               5,377,894
<EPS-PRIMARY>                                     0.55                    0.24
<EPS-DILUTED>                                     0.53                    0.24
        

</TABLE>
