<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM BALANCE
SHEET AND INCOME STATEMENT AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
       
                                                  
<PERIOD-TYPE>                   3-MOS                   12-MOS  
<FISCAL-YEAR-END>                          DEC-31-1996             DEC-31-1996
<PERIOD-START>                             OCT-01-1996             JAN-01-1996
<PERIOD-END>                               DEC-31-1996             DEC-31-1996
<CASH>                                               0                  43,219
<SECURITIES>                                         0                  30,242
<RECEIVABLES>                                        0                 102,992 
<ALLOWANCES>                                         0                       0
<INVENTORY>                                          0                       0
<CURRENT-ASSETS>                                     0                 155,083
<PP&E>                                               0                  41,862
<DEPRECIATION>                                       0                  28,286
<TOTAL-ASSETS>                                       0                 251,771
<CURRENT-LIABILITIES>                                0                  44,220
<BONDS>                                              0                       0
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                          0                       0
<COMMON>                                             0                   7,008
<OTHER-SE>                                           0                 194,332
<TOTAL-LIABILITY-AND-EQUITY>                         0                 251,771
<SALES>                                        137,470                 505,982
<TOTAL-REVENUES>                                     0                       0
<CGS>                                                0                       0
<TOTAL-COSTS>                                  124,329                 458,670
<OTHER-EXPENSES>                                   300                     741
<LOSS-PROVISION>                                     0                       0
<INTEREST-EXPENSE>                                 151                     601
<INCOME-PRETAX>                                 13,627                  48,737
<INCOME-TAX>                                     5,939                  20,563
<INCOME-CONTINUING>                                  0                       0
<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                                     7,688                  28,173
<EPS-PRIMARY>                                      .11                     .40
<EPS-DILUTED>                                      .11                     .40