<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE JUNE
1998 10-Q AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH INFORMATION.
</LEGEND>
<MULTIPLIER> 1000
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-END>                               JUN-30-1998
<CASH>                                          65,677
<SECURITIES>                                 1,072,415
<RECEIVABLES>                                  214,904
<ALLOWANCES>                                         0
<INVENTORY>                                          0
<CURRENT-ASSETS>                             3,040,270
<PP&E>                                         158,779
<DEPRECIATION>                                       0
<TOTAL-ASSETS>                               3,930,721
<CURRENT-LIABILITIES>                        2,838,853
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           831
<OTHER-SE>                                     796,713
<TOTAL-LIABILITY-AND-EQUITY>                 3,930,721
<SALES>                                              0
<TOTAL-REVENUES>                               585,049
<CGS>                                                0
<TOTAL-COSTS>                                  478,534
<OTHER-EXPENSES>                                 4,309
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               7,595
<INCOME-PRETAX>                                 94,611
<INCOME-TAX>                                    38,791
<INCOME-CONTINUING>                             55,820
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    55,820
<EPS-PRIMARY>                                     0.68
<EPS-DILUTED>                                     0.66