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<PAGE>
<ARTICLE> 5
<MULTIPLIER> 1,000
<S> <C> <C>
<PERIOD-TYPE> 3-MOS 3-MOS
<FISCAL-YEAR-END> SEP-30-2000 DEC-31-1999
<PERIOD-START> JUL-01-2000 JUL-01-1999
<PERIOD-END> SEP-30-2000 SEP-30-1999
<CASH> 57,804 29,920
<SECURITIES> 107,893 91,653
<RECEIVABLES> 21,179 15,351
<ALLOWANCES> (978) (869)
<INVENTORY> 0 0
<CURRENT-ASSETS> 193,974 138,784
<PP&E> 33,490 30,525
<DEPRECIATION> 28,168 26,741
<TOTAL-ASSETS> 249,190 174,450
<CURRENT-LIABILITIES> 27,352 26,341
<BONDS> 0 0
0 0
0 0
<COMMON> 255 248
<OTHER-SE> 152,086 115,119
<TOTAL-LIABILITY-AND-EQUITY> 249,190 174,450
<SALES> 0 0
<TOTAL-REVENUES> 22,705 12,167
<CGS> 0 0
<TOTAL-COSTS> 10,354 6,870
<OTHER-EXPENSES> 19,138 8,688
<LOSS-PROVISION> 90 150
<INTEREST-EXPENSE> (7) (35)
<INCOME-PRETAX> (3,492) (2,547)
<INCOME-TAX> (1,674) 51
<INCOME-CONTINUING> (1,818) (2,598)
<DISCONTINUED> 0 1,613
<EXTRAORDINARY> 0 0
<CHANGES> 0 0
<NET-INCOME> (1,818) (985)
<EPS-BASIC> (0.08) (0.04)
<EPS-DILUTED> (0.08) (0.04)
</TABLE>