<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONDENSED CONSOLIDATED BALANCE SHEETS AT 6-30-00 AND CONDENSED CONSOLIDATED
STATEMENT OF EARNINGS FOR THE 3 MONTHS ENDED 6-30-00 AND RELATED NOTES TO
CONDENSED CONSOLIDATED FINANCIAL STATEMENTS CONTAINED IN THE COMPANY'S 2ND
QTR 2000 10Q AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL
STATEMENTS.

<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-2000
<PERIOD-START>                             JAN-01-2000
<PERIOD-END>                               JUN-30-2000
<CASH>                                         128,603
<SECURITIES>                                       243
<RECEIVABLES>                                  315,832
<ALLOWANCES>                                    10,632
<INVENTORY>                                          0
<CURRENT-ASSETS>                               454,470
<PP&E>                                         180,399
<DEPRECIATION>                                  75,704
<TOTAL-ASSETS>                                 589,123
<CURRENT-LIABILITIES>                          274,190
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           512
<OTHER-SE>                                     314,421
<TOTAL-LIABILITY-AND-EQUITY>                   589,123
<SALES>                                              0
<TOTAL-REVENUES>                               753,540
<CGS>                                                0
<TOTAL-COSTS>                                  509,954
<OTHER-EXPENSES>                               194,947
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                                 50,423
<INCOME-TAX>                                    18,968
<INCOME-CONTINUING>                                  0
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    31,455
<EPS-BASIC>                                       0.62
<EPS-DILUTED>                                     0.58