WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

  








EXHIBIT 27 FINANCIAL DATA SCHEDULE (FDS)




<ARTICLE>                     5




<MULTIPLIER>                                          1000

                                               
<PERIOD-TYPE>                                        6-MOS
<FISCAL-YEAR-END>                              DEC-31-1999
<PERIOD-START>                                 JAN-01-1999
<PERIOD-END>                                   JUL-03-1999
<CASH>                                             27,609
<SECURITIES>                                            0
<RECEIVABLES>                                     252,157
<ALLOWANCES>                                            0
<INVENTORY>                                             0
<CURRENT-ASSETS>                                  340,491
<PP&E>                                            584,840
<DEPRECIATION>                                          0
<TOTAL-ASSETS>                                  1,104,509
<CURRENT-LIABILITIES>                             363,693
<BONDS>                                                 0
<PREFERRED-MANDATORY>                                   0
<PREFERRED>                                             0
<COMMON>                                                0
<OTHER-SE>                                        501,508
<TOTAL-LIABILITY-AND-EQUITY>                    1,104,509
<SALES>                                                 0
<TOTAL-REVENUES>                                1,062,085
<CGS>                                                   0
<TOTAL-COSTS>                                     982,067
<OTHER-EXPENSES>                                     (252)
<LOSS-PROVISION>                                        0
<INTEREST-EXPENSE>                                  6,295
<INCOME-PRETAX>                                    73,975
<INCOME-TAX>                                       30,196
<INCOME-CONTINUING>                                43,779
<DISCONTINUED>                                          0
<EXTRAORDINARY>                                         0
<CHANGES>                                               0
<NET-INCOME>                                       43,779
<EPS-BASIC>                                        1.66
<EPS-DILUTED>                                        1.61