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3% TREASURY 10-YEAR INFLATION-INDEXED NOTES

Ref CPI and Index Ratios for December 2002

Contact: Office of Financing       202-504-3550

DESCRIPTION:                            Series C-2012
CUSIP NUMBER:                           912828AF7
DATED DATE:                             July 15, 2002
ORIGINAL ISSUE DATE:                    July 15, 2002
ADDITIONAL ISSUE DATE:                  October 15, 2002
MATURITY DATE:                          July 15, 2012
Ref CPI on DATED DATE:                  179.80000
TABLE FOR MONTH OF:                     December 2002
NUMBER OF DAYS IN MONTH:                31

CPI-U (NSA) August 2002                 180.7
CPI-U (NSA) September 2002              181.0
CPI-U (NSA) October 2002                181.3

Month   Calendar Day    Year    Ref CPI       Index Ratio

December        1       2002    181.00000       1.00667
December        2       2002    181.00968       1.00673
December        3       2002    181.01935       1.00678
December        4       2002    181.02903       1.00684
December        5       2002    181.03871       1.00689
December        6       2002    181.04839       1.00694
December        7       2002    181.05806       1.00700
December        8       2002    181.06774       1.00705
December        9       2002    181.07742       1.00710
December        10      2002    181.08710       1.00716
December        11      2002    181.09677       1.00721
December        12      2002    181.10645       1.00727
December        13      2002    181.11613       1.00732
December        14      2002    181.12581       1.00737
December        15      2002    181.13548       1.00743
December        16      2002    181.14516       1.00748
December        17      2002    181.15484       1.00754
December        18      2002    181.16452       1.00759
December        19      2002    181.17419       1.00764
December        20      2002    181.18387       1.00770
December        21      2002    181.19355       1.00775
December        22      2002    181.20323       1.00780
December        23      2002    181.21290       1.00786
December        24      2002    181.22258       1.00791
December        25      2002    181.23226       1.00797
December        26      2002    181.24194       1.00802
December        27      2002    181.25161       1.00807
December        28      2002    181.26129       1.00813
December        29      2002    181.27097       1.00818
December        30      2002    181.28065       1.00823
December        31      2002    181.29032       1.00829