<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED BALANCE SHEET AT FEBRUARY 28, 1997, AND THE CONSOLIDATED STATEMENT
OF INCOME FOR THE QUARTER ENDED FEBRUARY 28, 1997, AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          FEB-28-1997
<PERIOD-START>                             NOV-30-1996
<PERIOD-END>                               FEB-28-1997
<CASH>                                          89,687
<SECURITIES>                                   478,376
<RECEIVABLES>                                  127,623
<ALLOWANCES>                                     4,886
<INVENTORY>                                      8,327
<CURRENT-ASSETS>                               738,196
<PP&E>                                         163,874
<DEPRECIATION>                                  83,576
<TOTAL-ASSETS>                               1,005,111
<CURRENT-LIABILITIES>                          204,016
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                       155,222
<OTHER-SE>                                     583,762
<TOTAL-LIABILITY-AND-EQUITY>                 1,005,111
<SALES>                                         51,460
<TOTAL-REVENUES>                               226,459
<CGS>                                           34,289
<TOTAL-COSTS>                                   34,289
<OTHER-EXPENSES>                               124,948
<LOSS-PROVISION>                                   424
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                                 73,167
<INCOME-TAX>                                    26,683
<INCOME-CONTINUING>                             46,484
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    46,484
<EPS-PRIMARY>                                     0.63
<EPS-DILUTED>                                     0.63