<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
SEPTEMBER 30, 2000 FINANCIAL STATEMENTS AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<S> <C> <C>
<PERIOD-TYPE> 3-MOS 3-MOS
<FISCAL-YEAR-END> JUN-30-2001 JUN-30-2000
<PERIOD-START> JUL-01-2000 JUL-01-1999
<PERIOD-END> SEP-30-2000 SEP-30-1999
<CASH> 19,669,200 18,419,285
<SECURITIES> 0 0
<RECEIVABLES> 112,728,205 109,972,285
<ALLOWANCES> 17,659,000 13,718,000
<INVENTORY> 68,474,887 60,072,356
<CURRENT-ASSETS> 208,696,349 193,098,172
<PP&E> 142,546,634 115,237,448
<DEPRECIATION> 72,485,188 52,381,231
<TOTAL-ASSETS> 355,912,108 334,040,986
<CURRENT-LIABILITIES> 51,057,006 45,874,716
<BONDS> 0 0
0 0
0 0
<COMMON> 332,515 330,059
<OTHER-SE> 196,691,024 188,181,923
<TOTAL-LIABILITY-AND-EQUITY> 355,912,108 334,040,986
<SALES> 92,064,204 80,599,327
<TOTAL-REVENUES> 92,064,204 80,599,327
<CGS> 48,661,952 43,436,198
<TOTAL-COSTS> 48,661,952 48,012,550
<OTHER-EXPENSES> 31,064,205 38,751,728
<LOSS-PROVISION> 0 0
<INTEREST-EXPENSE> 2,149,124 1,425,615
<INCOME-PRETAX> 10,484,421 (7,590,565)
<INCOME-TAX> 4,193,769 (3,036,226)
<INCOME-CONTINUING> 6,290,652 (4,554,339)
<DISCONTINUED> 0 0
<EXTRAORDINARY> 0 0
<CHANGES> 0 0
<NET-INCOME> 6,290,652 (4,554,339)
<EPS-BASIC> 0.21 (0.15)
<EPS-DILUTED> 0.21 (0.15)
</TABLE>