<TABLE> <S> <C>
<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from the
Consolidatd Statement of Income and the Consolidated Statement of Financial
Position and is qualified in its entirety by reference to such financial
statements.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> JUN-30-2000
<CASH> 24,201
<SECURITIES> 0
<RECEIVABLES> 424,664
<ALLOWANCES> 36,812
<INVENTORY> 164,985
<CURRENT-ASSETS> 736,365
<PP&E> 3,740,731
<DEPRECIATION> 1,758,433
<TOTAL-ASSETS> 3,860,440
<CURRENT-LIABILITIES> 907,281
<BONDS> 1,223,215
272,343
0
<COMMON> 902
<OTHER-SE> 999,302
<TOTAL-LIABILITY-AND-EQUITY> 3,860,440
<SALES> 0
<TOTAL-REVENUES> 1,413,951
<CGS> 0
<TOTAL-COSTS> 1,217,784
<OTHER-EXPENSES> 1,383
<LOSS-PROVISION> 22,513
<INTEREST-EXPENSE> 58,008
<INCOME-PRETAX> 140,314
<INCOME-TAX> 48,624
<INCOME-CONTINUING> 91,690
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 91,690
<EPS-BASIC> 1.06
<EPS-DILUTED> 1.03
</TABLE>