<ARTICLE> 5 <MULTIPLIER> 1,000,000 <PERIOD-TYPE> 4-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> DEC-31-1999 <CASH> 78 <SECURITIES> 0 <RECEIVABLES> 3,595 <ALLOWANCES> 0 <INVENTORY> 272 <CURRENT-ASSETS> 4,192 <PP&E> 38,126 <DEPRECIATION> 21,722 <TOTAL-ASSETS> 23,216 <CURRENT-LIABILITIES> 6,766 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 1,255 <TOTAL-LIABILITY-AND-EQUITY> 23,216 <SALES> 13,182 <TOTAL-REVENUES> 13,182 <CGS> 0 <TOTAL-COSTS> 0 <OTHER-EXPENSES> 9,845 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 736 <INCOME-PRETAX> 1,902 <INCOME-TAX> 800 <INCOME-CONTINUING> 1,102 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 240 <NET-INCOME> 1,342 <EPS-BASIC> 2.66 <EPS-DILUTED> 2.63