
<TABLE> <S> <C>

<ARTICLE> 5
<MULTIPLIER> 1000
       
<S>                             <C>
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1995
<PERIOD-END>                               JUN-30-1995
<CASH>                                          25,073
<SECURITIES>                                         0
<RECEIVABLES>                                  163,277
<ALLOWANCES>                                     5,434
<INVENTORY>                                     27,488
<CURRENT-ASSETS>                               296,535
<PP&E>                                       1,303,121
<DEPRECIATION>                                 586,512
<TOTAL-ASSETS>                               1,699,059
<CURRENT-LIABILITIES>                          224,186
<BONDS>                                         63,433
<COMMON>                                           800
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                   1,136,325
<TOTAL-LIABILITY-AND-EQUITY>                 1,699,059
<SALES>                                              0
<TOTAL-REVENUES>                               641,321
<CGS>                                                0
<TOTAL-COSTS>                                        0
<OTHER-EXPENSES>                               516,794
<LOSS-PROVISION>                                 4,034
<INTEREST-EXPENSE>                               6,400
<INCOME-PRETAX>                                116,095
<INCOME-TAX>                                    49,039
<INCOME-CONTINUING>                             65,253
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    65,253
<EPS-PRIMARY>                                     $.82
<EPS-DILUTED>                                     $.82
        

</TABLE>
