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3-7/8% TREASURY 10-YEAR INFLATION-INDEXED NOTES

Ref CPI and Index Ratios for June 2001

Contact: Office of Financing      202-504-3550

DESCRIPTION:                            Series A-2009
CUSIP NUMBER:                           9128274Y5
DATED DATE:                             January 15, 1999
ORIGINAL ISSUE DATE:                    January 15, 1999
ADDITIONAL ISSUE DATE:                  July 15, 1999
MATURITY DATE:                          January 15, 2009
Ref CPI on DATED DATE:                  164.00000
TABLE FOR MONTH OF:                     June 2001
NUMBER OF DAYS IN MONTH:                30

CPI-U (NSA) February 2001               175.8
CPI-U (NSA) March 2001                  176.2
CPI-U (NSA) April 2001                  176.9

Month   Calendar Day    Year    Ref CPI      Index Ratio

June            1       2001    176.20000       1.07439
June            2       2001    176.22333       1.07453
June            3       2001    176.24667       1.07467
June            4       2001    176.27000       1.07482
June            5       2001    176.29333       1.07496
June            6       2001    176.31667       1.07510
June            7       2001    176.34000       1.07524
June            8       2001    176.36333       1.07539
June            9       2001    176.38667       1.07553
June            10      2001    176.41000       1.07567
June            11      2001    176.43333       1.07581
June            12      2001    176.45667       1.07596
June            13      2001    176.48000       1.07610
June            14      2001    176.50333       1.07624
June            15      2001    176.52667       1.07638
June            16      2001    176.55000       1.07652
June            17      2001    176.57333       1.07667
June            18      2001    176.59667       1.07681
June            19      2001    176.62000       1.07695
June            20      2001    176.64333       1.07709
June            21      2001    176.66667       1.07724
June            22      2001    176.69000       1.07738
June            23      2001    176.71333       1.07752
June            24      2001    176.73667       1.07766
June            25      2001    176.76000       1.07780
June            26      2001    176.78333       1.07795
June            27      2001    176.80667       1.07809
June            28      2001    176.83000       1.07823
June            29      2001    176.85333       1.07837
June            30      2001    176.87667       1.07852