<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
       
                                                  
<PERIOD-TYPE>                   3-MOS                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1999           DEC-31-1998
<PERIOD-END>                               MAR-31-1999           MAR-31-1998
<CASH>                                         666,009               488,102
<SECURITIES>                                    47,488                45,868
<RECEIVABLES>                                3,477,067             3,035,671
<ALLOWANCES>                                    44,898                43,149
<INVENTORY>                                          0                     0
<CURRENT-ASSETS>                             4,682,293             3,959,254
<PP&E>                                         740,379               653,371
<DEPRECIATION>                                 424,211               376,138
<TOTAL-ASSETS>                               6,906,530             5,807,336
<CURRENT-LIABILITIES>                        4,602,470             3,798,738
<BONDS>                                        209,507               201,018
<PREFERRED-MANDATORY>                                0                     0
<PREFERRED>                                          0                     0
<COMMON>                                        14,686                14,432
<OTHER-SE>                                   1,248,453             1,068,510
<TOTAL-LIABILITY-AND-EQUITY>                 6,906,530             5,807,336
<SALES>                                              0                     0
<TOTAL-REVENUES>                               925,080               831,183
<CGS>                                                0                     0
<TOTAL-COSTS>                                  844,076               765,757
<OTHER-EXPENSES>                                     0                     0
<LOSS-PROVISION>                                     0                     0
<INTEREST-EXPENSE>                              13,945                12,801
<INCOME-PRETAX>                                 81,004                65,426
<INCOME-TAX>                                    33,618                25,498
<INCOME-CONTINUING>                             44,785                37,739
<DISCONTINUED>                                       0                     0
<EXTRAORDINARY>                                      0                     0
<CHANGES>                                            0                     0
<NET-INCOME>                                    44,785                37,739
<EPS-PRIMARY>                                      .33                   .28
<EPS-DILUTED>                                      .32                   .27