<ARTICLE> 5 <MULTIPLIER> 1,000 <CURRENCY> US DOLLARS <PERIOD-TYPE> YEAR <FISCAL-YEAR-END> SEP-30-1997 <PERIOD-START> OCT-01-1996 <PERIOD-END> SEP-30-1997 <EXCHANGE-RATE> 1 <CASH> 25,964 <SECURITIES> 38,299 <RECEIVABLES> 26,307 <ALLOWANCES> 2,286 <INVENTORY> 0 <CURRENT-ASSETS> 93,211 <PP&E> 19,653 <DEPRECIATION> 12,331 <TOTAL-ASSETS> 102,239 <CURRENT-LIABILITIES> 28,125 <BONDS> 0 <PREFERRED-MANDATORY> 99 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 73,871 <TOTAL-LIABILITY-AND-EQUITY> 102,239 <SALES> 50,393 <TOTAL-REVENUES> 96,700 <CGS> 2,547 <TOTAL-COSTS> 26,572 <OTHER-EXPENSES> 53,857 <LOSS-PROVISION> 761 <INTEREST-EXPENSE> 24 <INCOME-PRETAX> 18,127 <INCOME-TAX> 6,557 <INCOME-CONTINUING> 11,570 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 11,570 <EPS-PRIMARY> 1.15 <EPS-DILUTED> 1.15