<TABLE> <S> <C>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONDENSED CONSOLIDATED FINANCIAL STATEMENTS FOR THE PERIOD ENDED JUNE 30 AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000,000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-1999
<PERIOD-END> JUN-30-2000
<CASH> 97
<SECURITIES> 0
<RECEIVABLES> 916
<ALLOWANCES> 24
<INVENTORY> 510
<CURRENT-ASSETS> 1,979
<PP&E> 20,361
<DEPRECIATION> 6,814
<TOTAL-ASSETS> 19,556
<CURRENT-LIABILITIES> 2,277
<BONDS> 6,687
0
0
<COMMON> 74
<OTHER-SE> 4,128
<TOTAL-LIABILITY-AND-EQUITY> 19,556
<SALES> 5,636
<TOTAL-REVENUES> 6,316
<CGS> 3,897
<TOTAL-COSTS> 3,897
<OTHER-EXPENSES> 21
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 247
<INCOME-PRETAX> 1,535
<INCOME-TAX> 785
<INCOME-CONTINUING> 835
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 835
<EPS-BASIC> 2.27
<EPS-DILUTED> 2.27
</TABLE>