<TABLE> <S> <C>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED BALANCE SHEETS AND INCOME STATEMENTS AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 9-MOS
<FISCAL-YEAR-END> SEP-30-2000
<PERIOD-START> OCT-01-1999
<PERIOD-END> JUN-30-2000
<CASH> 21,938
<SECURITIES> 20,301
<RECEIVABLES> 38,632
<ALLOWANCES> 966
<INVENTORY> 0
<CURRENT-ASSETS> 123,732
<PP&E> 102,419
<DEPRECIATION> 59,923
<TOTAL-ASSETS> 225,948
<CURRENT-LIABILITIES> 35,180
<BONDS> 26
0
0
<COMMON> 147
<OTHER-SE> 184,408
<TOTAL-LIABILITY-AND-EQUITY> 225,948
<SALES> 0
<TOTAL-REVENUES> 219,297
<CGS> 0
<TOTAL-COSTS> 93,935
<OTHER-EXPENSES> 94,312
<LOSS-PROVISION> (47)
<INTEREST-EXPENSE> 54
<INCOME-PRETAX> 33,719
<INCOME-TAX> 13,926
<INCOME-CONTINUING> 19,793
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 19,793
<EPS-BASIC> 1.40
<EPS-DILUTED> 1.36
</TABLE>