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

Ref CPI and Index Ratios for February 2002

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:                     February 2002
NUMBER OF DAYS IN MONTH:                28

CPI-U (NSA) October 2001                177.7
CPI-U (NSA) November 2001               177.4
CPI-U (NSA) December 2001               176.7

Month    Calendar Day   Year     Ref CPI      Index Ratio

February        1       2002    177.40000       1.08171
February        2       2002    177.37500       1.08155
February        3       2002    177.35000       1.08140
February        4       2002    177.32500       1.08125
February        5       2002    177.30000       1.08110
February        6       2002    177.27500       1.08095
February        7       2002    177.25000       1.08079
February        8       2002    177.22500       1.08064
February        9       2002    177.20000       1.08049
February        10      2002    177.17500       1.08034
February        11      2002    177.15000       1.08018
February        12      2002    177.12500       1.08003
February        13      2002    177.10000       1.07988
February        14      2002    177.07500       1.07973
February        15      2002    177.05000       1.07957
February        16      2002    177.02500       1.07942
February        17      2002    177.00000       1.07927
February        18      2002    176.97500       1.07912
February        19      2002    176.95000       1.07896
February        20      2002    176.92500       1.07881
February        21      2002    176.90000       1.07866
February        22      2002    176.87500       1.07851
February        23      2002    176.85000       1.07835
February        24      2002    176.82500       1.07820
February        25      2002    176.80000       1.07805
February        26      2002    176.77500       1.07790
February        27      2002    176.75000       1.07774
February        28      2002    176.72500       1.07759