<TABLE> <S> <C>
<ARTICLE> 5
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> JAN-31-2001
<PERIOD-START> FEB-01-2000
<PERIOD-END> JUL-31-2000
<CASH> 46,866
<SECURITIES> 0
<RECEIVABLES> 197,462
<ALLOWANCES> 9,531
<INVENTORY> 44,745
<CURRENT-ASSETS> 0
<PP&E> 3,638,045
<DEPRECIATION> 565,889
<TOTAL-ASSETS> 3,883,062
<CURRENT-LIABILITIES> 0
<BONDS> 2,854,085
0
0
<COMMON> 10,295
<OTHER-SE> 438,974
<TOTAL-LIABILITY-AND-EQUITY> 3,883,062
<SALES> 0
<TOTAL-REVENUES> 387,759
<CGS> 0
<TOTAL-COSTS> 266,932
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 91,066
<INCOME-PRETAX> 85,072
<INCOME-TAX> 10,690
<INCOME-CONTINUING> 74,382
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 74,382
<EPS-BASIC> 2.48
<EPS-DILUTED> 2.46
</TABLE>