<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> 12-MOS <FISCAL-YEAR-END> SEP-30-1999 <PERIOD-START> SEP-30-1998 <PERIOD-END> SEP-30-1999 <CASH> 285,314 <SECURITIES> 418,871 <RECEIVABLES> 166,408 <ALLOWANCES> 10,523 <INVENTORY> 0 <CURRENT-ASSETS> 914,733 <PP&E> 259,167 <DEPRECIATION> 132,963 <TOTAL-ASSETS> 1,173,918 <CURRENT-LIABILITIES> 287,526 <BONDS> 11,642 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 703 <OTHER-SE> 864,893 <TOTAL-LIABILITY-AND-EQUITY> 1,173,918 <SALES> 806,098 <TOTAL-REVENUES> 806,098 <CGS> 106,764 <TOTAL-COSTS> 106,764 <OTHER-EXPENSES> 484,728 <LOSS-PROVISION> 211 <INTEREST-EXPENSE> 4,296 <INCOME-PRETAX> 251,411 <INCOME-TAX> 90,049 <INCOME-CONTINUING> 161,362 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 161,362 <EPS-BASIC> 2.30 <EPS-DILUTED> 2.20