<TABLE> <S> <C>
<ARTICLE> 5
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 9-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> SEP-30-2000
<CASH> 248,158
<SECURITIES> 139
<RECEIVABLES> 184,145
<ALLOWANCES> 6,126
<INVENTORY> 0
<CURRENT-ASSETS> 475,159
<PP&E> 126,070
<DEPRECIATION> 84,369
<TOTAL-ASSETS> 660,523
<CURRENT-LIABILITIES> 147,662
<BONDS> 0
0
0
<COMMON> 976
<OTHER-SE> 505,523
<TOTAL-LIABILITY-AND-EQUITY> 660,523
<SALES> 819,198
<TOTAL-REVENUES> 819,198
<CGS> 628,278
<TOTAL-COSTS> 783,271
<OTHER-EXPENSES> (51,838)
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 72
<INCOME-PRETAX> 104,681
<INCOME-TAX> 41,349
<INCOME-CONTINUING> 0
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 63,332
<EPS-BASIC> .66
<EPS-DILUTED> .56
</TABLE>