<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
COMPANY'S CONSOLIDATED FINANCIAL STATEMENTS INCLUDED IN ITS ANNUAL REPORT ON
FORM 10-K FOR THE YEAR ENDED DECEMBER 31, 1996 AND IS QUALIFIED IN ITS ENTIRETY
BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<RESTATED> 
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-END>                               DEC-31-1996
<CASH>                                          69,761
<SECURITIES>                                         0
<RECEIVABLES>                                  541,308<F1>
<ALLOWANCES>                                    26,019<F2>
<INVENTORY>                                     55,348
<CURRENT-ASSETS>                               697,245
<PP&E>                                       1,891,870
<DEPRECIATION>                                 643,085
<TOTAL-ASSETS>                               2,525,082
<CURRENT-LIABILITIES>                          379,030
<BONDS>                                      1,106,256
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        10,443
<OTHER-SE>                                     850,652
<TOTAL-LIABILITY-AND-EQUITY>                 2,525,082
<SALES>                                      3,267,189
<TOTAL-REVENUES>                             3,281,028
<CGS>                                                0
<TOTAL-COSTS>                                2,958,942
<OTHER-EXPENSES>                               105,468
<LOSS-PROVISION>                                     0<F3>
<INTEREST-EXPENSE>                              91,111
<INCOME-PRETAX>                                125,507
<INCOME-TAX>                                    73,481
<INCOME-CONTINUING>                             52,026
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                (1,726)
<CHANGES>                                            0
<NET-INCOME>                                    50,300
<EPS-PRIMARY>                                      .51
<EPS-DILUTED>                                      .49
<FN>
<F1>Excludes $42,257 of long-term notes receivable.
<F2>Excludes $4,951 of allowance for long-term notes receivable.
<F3>Included in Total costs and expenses line.
</FN>