<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE BALANCE
SHEET AS OF MARCH 31, 1995 AND THE INCOME STATEMENT FOR THE THREE MONTHS ENDED
MARCH 31, 1995 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL
STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1995
<PERIOD-END>                               MAR-31-1995
<CASH>                                         $51,403
<SECURITIES>                                         0
<RECEIVABLES>                                  280,206
<ALLOWANCES>                                  (14,900)
<INVENTORY>                                     80,311
<CURRENT-ASSETS>                               503,520
<PP&E>                                       1,932,682
<DEPRECIATION>                               (644,327)
<TOTAL-ASSETS>                              $2,041,177
<CURRENT-LIABILITIES>                         $368,980
<BONDS>                                        644,010
<COMMON>                                       313,779
<PREFERRED-MANDATORY>                           55,000
<PREFERRED>                                     39,746
<OTHER-SE>                                     362,389
<TOTAL-LIABILITY-AND-EQUITY>                $2,041,177
<SALES>                                              0
<TOTAL-REVENUES>                              $463,303
<CGS>                                                0
<TOTAL-COSTS>                                 $357,918
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               9,227
<INCOME-PRETAX>                                 26,721
<INCOME-TAX>                                    12,600
<INCOME-CONTINUING>                             10,194
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     8,656
<EPS-PRIMARY>                                      .23
<EPS-DILUTED>                                      .21