<TABLE> <S> <C>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE BALANCE
SHEET AND THE INCOME STATEMENT AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO
SUCH FINANCIAL STATEMENTS. THE EPS PRIMARY NUMBER BELOW REFLECTS THE BASIC
EARNINGS PER SHARE AS REQUIRED BY FINANCIAL ACCOUNTING STANDARDS NUMBER 128.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C> <C> <C>
<PERIOD-TYPE> 12-MOS 12-MOS 12-MOS
<FISCAL-YEAR-END> DEC-31-1999 DEC-31-1998 DEC-31-1997
<PERIOD-END> DEC-31-1999 DEC-31-1998 DEC-31-1997
<CASH> 1,029,076 801,207 757,652
<SECURITIES> 36,765 31,733 31,944
<RECEIVABLES> 4,502,794 3,715,136 3,219,752
<ALLOWANCES> 60,565 54,060 44,581
<INVENTORY> 0 0 0
<CURRENT-ASSETS> 5,992,924 4,950,397 4,346,106
<PP&E> 948,376 859,296 717,598
<DEPRECIATION> 506,975 440,191 379,651
<TOTAL-ASSETS> 9,247,044 7,526,563 6,254,577
<CURRENT-LIABILITIES> 5,821,948 4,853,516 4,101,745
<BONDS> 518,490 207,927 201,768
0 0 0
0 0 0
<COMMON> 31,592 30,995 30,564
<OTHER-SE> 1,732,872 1,399,436 1,129,202
<TOTAL-LIABILITY-AND-EQUITY> 9,247,044 7,526,563 6,254,577
<SALES> 0 0 0
<TOTAL-REVENUES> 4,977,823 4,218,657 3,610,706
<CGS> 0 0 0
<TOTAL-COSTS> 4,399,327 3,646,061 3,227,793
<OTHER-EXPENSES> 0 0 0
<LOSS-PROVISION> 0 0 0
<INTEREST-EXPENSE> 81,341 64,296 59,820
<INCOME-PRETAX> 600,717 606,855 440,243
<INCOME-TAX> 243,971 245,636 197,665
<INCOME-CONTINUING> 331,287 339,907 224,184
<DISCONTINUED> 0 0 0
<EXTRAORDINARY> 0 0 0
<CHANGES> 0 0 0
<NET-INCOME> 331,287 339,907 224,184
<EPS-BASIC> 1.11 1.15 0.79
<EPS-DILUTED> 1.07 1.12 0.76
</TABLE>