<ARTICLE> 5
<LEGEND>
THIS SCHEDULE  CONTAINS  SUMMARY  FINANCIAL  INFORMATION  EXTRACTED FROM THE
REGISTRANTS' CONDENSED COMBINED BALANCE SHEET AS OF MARCH 31, 1997  AND  THE
RELATED CONDENSED COMBINED STATEMENT OF INCOME  AND CASH FLOWS FOR THE THREE
MONTHS ENDED MARCH 31, 1997 AND IS QUALIFIED IN  ITS  ENTIRETY  BY REFERENCE 
TO SUCH FINANCIAL STATEMENTS. 
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-END>                               MAR-31-1997
<CASH>                                          24,110
<SECURITIES>                                         0
<RECEIVABLES>                                   95,478
<ALLOWANCES>                                    38,856
<INVENTORY>                                          0
<CURRENT-ASSETS>                               136,703
<PP&E>                                       1,345,372
<DEPRECIATION>                                 364,144
<TOTAL-ASSETS>                               1,270,634
<CURRENT-LIABILITIES>                          262,881
<BONDS>                                        100,000
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                       518,945
<OTHER-SE>                                     302,765
<TOTAL-LIABILITY-AND-EQUITY>                 1,270,634
<SALES>                                              0
<TOTAL-REVENUES>                               292,694
<CGS>                                                0
<TOTAL-COSTS>                                  162,439
<OTHER-EXPENSES>                                16,669
<LOSS-PROVISION>                                 2,972
<INTEREST-EXPENSE>                               5,586
<INCOME-PRETAX>                                 60,353
<INCOME-TAX>                                    23,973
<INCOME-CONTINUING>                             36,380
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    36,380
<EPS-PRIMARY>                                        0
<EPS-DILUTED>                                        0