<ARTICLE> 5
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          JUN-30-1998
<PERIOD-END>                               JUN-30-1998
<CASH>                                          20,127
<SECURITIES>                                     1,991
<RECEIVABLES>                                   45,317
<ALLOWANCES>                                     1,509
<INVENTORY>                                          0
<CURRENT-ASSETS>                                69,254
<PP&E>                                          54,137
<DEPRECIATION>                                  27,968
<TOTAL-ASSETS>                                 182,038
<CURRENT-LIABILITIES>                           25,451
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                             0
<OTHER-SE>                                     143,933
<TOTAL-LIABILITY-AND-EQUITY>                   182,038
<SALES>                                              0
<TOTAL-REVENUES>                               130,785
<CGS>                                                0
<TOTAL-COSTS>                                  101,435
<OTHER-EXPENSES>                                16,815
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                 128
<INCOME-PRETAX>                                 12,541
<INCOME-TAX>                                     4,568
<INCOME-CONTINUING>                              7,973
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     7,973
<EPS-PRIMARY>                                     0.24
<EPS-DILUTED>                                     0.23