
<TABLE> <S> <C>

<ARTICLE> 5
<MULTIPLIER> 1000
       
<S>                             <C>
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-END>                               MAR-31-1999
<CASH>                                          13,441
<SECURITIES>                                        26
<RECEIVABLES>                                  217,758
<ALLOWANCES>                                     9,439
<INVENTORY>                                     16,566
<CURRENT-ASSETS>                               363,461
<PP&E>                                         903,278
<DEPRECIATION>                                 433,593
<TOTAL-ASSETS>                               2,331,241
<CURRENT-LIABILITIES>                          494,190
<BONDS>                                        501,831
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           783
<OTHER-SE>                                   1,082,375
<TOTAL-LIABILITY-AND-EQUITY>                 2,331,241
<SALES>                                              0
<TOTAL-REVENUES>                               373,423
<CGS>                                                0
<TOTAL-COSTS>                                        0
<OTHER-EXPENSES>                               305,323
<LOSS-PROVISION>                                 2,363
<INTEREST-EXPENSE>                              11,073
<INCOME-PRETAX>                                 55,966
<INCOME-TAX>                                    22,932
<INCOME-CONTINUING>                             32,001
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    32,001
<EPS-PRIMARY>                                     $.41
<EPS-DILUTED>                                     $.40
        

</TABLE>
