<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
COMPANY'S CONSOLIDATED STATEMENTS OF INCOME AND CONSOLIDATED BALANCE SHEET AND
IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000,000

                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-START>                             JAN-01-1999
<PERIOD-END>                               JUN-30-1999
<CASH>                                             158
<SECURITIES>                                         0
<RECEIVABLES>                                      206
<ALLOWANCES>                                        74
<INVENTORY>                                         26
<CURRENT-ASSETS>                                   432
<PP&E>                                           5,990
<DEPRECIATION>                                     740
<TOTAL-ASSETS>                                   7,223
<CURRENT-LIABILITIES>                              356
<BONDS>                                          2,493
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                             3
<OTHER-SE>                                       3,683
<TOTAL-LIABILITY-AND-EQUITY>                     7,223
<SALES>                                              0
<TOTAL-REVENUES>                                 1,487
<CGS>                                                0
<TOTAL-COSTS>                                    1,098
<OTHER-EXPENSES>                                   142
<LOSS-PROVISION>                                    22
<INTEREST-EXPENSE>                                  58
<INCOME-PRETAX>                                    162
<INCOME-TAX>                                        73
<INCOME-CONTINUING>                                 87
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            2
<NET-INCOME>                                        85
<EPS-BASIC>                                       0.28
<EPS-DILUTED>                                     0.28