<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED FINANCIAL STATEMENTS CONTAINED IN THE COMPANY'S FORM 10-K FOR THE
YEAR ENDING NOVEMBER 30, 1999 AND IS QUALIFIED IN IT'S ENTIRETY BY REFERENCE TO
SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          NOV-30-1999
<PERIOD-START>                             DEC-01-1998
<PERIOD-END>                               NOV-30-1999
<CASH>                                          81,651
<SECURITIES>                                    77,014
<RECEIVABLES>                                   55,211
<ALLOWANCES>                                     7,259
<INVENTORY>                                          0
<CURRENT-ASSETS>                               225,859
<PP&E>                                          68,872
<DEPRECIATION>                                  48,278
<TOTAL-ASSETS>                                 256,554
<CURRENT-LIABILITIES>                          114,243
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        40,491
<OTHER-SE>                                     101,820
<TOTAL-LIABILITY-AND-EQUITY>                   256,554
<SALES>                                        131,499
<TOTAL-REVENUES>                               286,147
<CGS>                                           13,188
<TOTAL-COSTS>                                  239,443
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                                 51,443
<INCOME-TAX>                                    16,452
<INCOME-CONTINUING>                             34,991
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    34,991
<EPS-BASIC>                                       1.01
<EPS-DILUTED>                                     0.89