<ARTICLE> 5
<MULTIPLIER> 1,000
       
                                                  
<PERIOD-TYPE>                   YEAR                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1996             DEC-31-1995
<PERIOD-END>                               DEC-31-1996             DEC-31-1995
<CASH>                                          55,485                  40,802
<SECURITIES>                                         0                   5,596
<RECEIVABLES>                                  181,568                 172,122
<ALLOWANCES>                                    11,692                  10,303
<INVENTORY>                                          0                       0
<CURRENT-ASSETS>                               246,896                 234,380
<PP&E>                                         123,901                 121,307
<DEPRECIATION>                                  92,264                  84,859
<TOTAL-ASSETS>                                 378,085                 366,983
<CURRENT-LIABILITIES>                          110,652                  95,054
<BONDS>                                            376                   9,412
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                          0                       0
<COMMON>                                        50,111                  34,528<F1>
<OTHER-SE>                                     171,425                 186,332<F2>
<TOTAL-LIABILITY-AND-EQUITY>                   378,085                 366,983
<SALES>                                              0                       0
<TOTAL-REVENUES>                               633,625                 607,577
<CGS>                                                0                       0
<TOTAL-COSTS>                                  451,512                 439,029
<OTHER-EXPENSES>                               110,143                 108,168
<LOSS-PROVISION>                                     0                       0
<INTEREST-EXPENSE>                                   0                       0
<INCOME-PRETAX>                                 71,970                  60,380
<INCOME-TAX>                                    29,160                  24,360
<INCOME-CONTINUING>                             42,810                  36,020
<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                                    42,810                  36,020
<EPS-PRIMARY>                                      .84                    1.03<F3>
<EPS-DILUTED>                                        0                       0
<FN>
<F1>NOTE: 12/31/95 ADJUSTED FOR STOCK SPLIT: 51,792
<F2>NOTE: 12/31/95 ADJUSTED FOR STOCK SPLIT: 169,068
<F3>NOTE: 12/31/95 ADJUSTED FOR STOCK SPLIT: 0.69
</FN>