<ARTICLE> 5
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          JAN-31-1999
<PERIOD-END>                               OCT-31-1998 <F1>
<CASH>                                          76,640
<SECURITIES>                                   261,032
<RECEIVABLES>                                   96,693
<ALLOWANCES>                                     7,090
<INVENTORY>                                      6,667
<CURRENT-ASSETS>                               479,080
<PP&E>                                         147,991
<DEPRECIATION>                                 108,831
<TOTAL-ASSETS>                                 662,545
<CURRENT-LIABILITIES>                          227,527
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                       345,735
<OTHER-SE>                                      86,664
<TOTAL-LIABILITY-AND-EQUITY>                   662,545
<SALES>                                        551,022
<TOTAL-REVENUES>                               551,022
<CGS>                                           56,648
<TOTAL-COSTS>                                  395,392
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                 1,488
<INTEREST-EXPENSE>                                 603
<INCOME-PRETAX>                                108,480
<INCOME-TAX>                                    42,974
<INCOME-CONTINUING>                             65,506
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    65,506
<EPS-PRIMARY>                                     1.41
<EPS-DILUTED>                                     1.34
<FN> 
<F1>  Certain information for the 9 months ended October 31, 1998 has been 
      restated to reflect the adjustment described at Note 1 to the Company's 
      consolidated Financial Statements.
</FN>