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1-7/8% TREASURY 10-YEAR INFLATION-INDEXED NOTES

Ref CPI and Index Ratios for December 2003

Contact: Office of Financing       202-504-3550
DESCRIPTION:                            Series C-2013
CUSIP NUMBER:                           912828BD1
DATED DATE:                             July 15, 2003
ORIGINAL ISSUE DATE:                    July 15, 2003
ADDITIONAL ISSUE DATE:                  October 15, 2003
MATURITY DATE:                          July 15, 2013
Ref CPI on DATED DATE:                  183.66452
TABLE FOR MONTH OF:                     December 2003
NUMBER OF DAYS IN MONTH:                31

CPI-U (NSA) August 2003                 184.6
CPI-U (NSA) September 2003              185.2
CPI-U (NSA) October 2003                185.0

Month   Calendar Day    Year    Ref CPI       Index Ratio

December        1       2003    185.20000       1.00836
December        2       2003    185.19355       1.00833
December        3       2003    185.18710       1.00829
December        4       2003    185.18065       1.00825
December        5       2003    185.17419       1.00822
December        6       2003    185.16774       1.00818
December        7       2003    185.16129       1.00815
December        8       2003    185.15484       1.00811
December        9       2003    185.14839       1.00808
December        10      2003    185.14194       1.00804
December        11      2003    185.13548       1.00801
December        12      2003    185.12903       1.00797
December        13      2003    185.12258       1.00794
December        14      2003    185.11613       1.00790
December        15      2003    185.10968       1.00787
December        16      2003    185.10323       1.00783
December        17      2003    185.09677       1.00780
December        18      2003    185.09032       1.00776
December        19      2003    185.08387       1.00773
December        20      2003    185.07742       1.00769
December        21      2003    185.07097       1.00766
December        22      2003    185.06452       1.00762
December        23      2003    185.05806       1.00759
December        24      2003    185.05161       1.00755
December        25      2003    185.04516       1.00752
December        26      2003    185.03871       1.00748
December        27      2003    185.03226       1.00745
December        28      2003    185.02581       1.00741
December        29      2003    185.01935       1.00738
December        30      2003    185.01290       1.00734
December        31      2003    185.00645       1.00731