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TREASURY 10-YEAR INFLATION-INDEXED NOTES

Ref CPI and Index Ratios for May 2001

Contact: Office of Financing      202-504-3550

DESCRIPTION:                            Series A-2011
CUSIP NUMBER:                           9128276R8
DATED DATE:                             January 15, 2001
ORIGINAL ISSUE DATE:                    January 16, 2001
ADDITIONAL ISSUE DATE:                  N/A
MATURITY DATE:                          January 15, 2011
Ref CPI on DATED DATE:                  174.04516
TABLE FOR MONTH OF:                     May 2001
NUMBER OF DAYS IN MONTH:                31

CPI-U (NSA) January 2001                175.1
CPI-U (NSA) February 2001               175.8
CPI-U (NSA) March 2001                  176.2

Month   Calendar Day    Year    Ref CPI      Index Ratio

May             1       2001    175.80000       1.01008
May             2       2001    175.81290       1.01016
May             3       2001    175.82581       1.01023
May             4       2001    175.83871       1.01031
May             5       2001    175.85161       1.01038
May             6       2001    175.86452       1.01045
May             7       2001    175.87742       1.01053
May             8       2001    175.89032       1.01060
May             9       2001    175.90323       1.01068
May             10      2001    175.91613       1.01075
May             11      2001    175.92903       1.01082
May             12      2001    175.94194       1.01090
May             13      2001    175.95484       1.01097
May             14      2001    175.96774       1.01105
May             15      2001    175.98065       1.01112
May             16      2001    175.99355       1.01119
May             17      2001    176.00645       1.01127
May             18      2001    176.01935       1.01134
May             19      2001    176.03226       1.01142
May             20      2001    176.04516       1.01149
May             21      2001    176.05806       1.01157
May             22      2001    176.07097       1.01164
May             23      2001    176.08387       1.01171
May             24      2001    176.09677       1.01179
May             25      2001    176.10968       1.01186
May             26      2001    176.12258       1.01194
May             27      2001    176.13548       1.01201
May             28      2001    176.14839       1.01208
May             29      2001    176.16129       1.01216
May             30      2001    176.17419       1.01223
May             31      2001    176.18710       1.01231