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

Ref CPI and Index Ratios for September 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
MATURITY DATE:                          July 15, 2013
Ref CPI on DATED DATE:                  183.66452
TABLE FOR MONTH OF:                     September 2003
NUMBER OF DAYS IN MONTH:                30

CPI-U (NSA) May 2003                    183.5
CPI-U (NSA) June 2003                   183.7
CPI-U (NSA) July 2003                   183.9

Month   Calendar Day    Year     Ref CPI      Index Ratio

September       1       2003    183.70000       1.00019
September       2       2003    183.70667       1.00023
September       3       2003    183.71333       1.00027
September       4       2003    183.72000       1.00030
September       5       2003    183.72667       1.00034
September       6       2003    183.73333       1.00037
September       7       2003    183.74000       1.00041
September       8       2003    183.74667       1.00045
September       9       2003    183.75333       1.00048
September       10      2003    183.76000       1.00052
September       11      2003    183.76667       1.00056
September       12      2003    183.77333       1.00059
September       13      2003    183.78000       1.00063
September       14      2003    183.78667       1.00067
September       15      2003    183.79333       1.00070
September       16      2003    183.80000       1.00074
September       17      2003    183.80667       1.00077
September       18      2003    183.81333       1.00081
September       19      2003    183.82000       1.00085
September       20      2003    183.82667       1.00088
September       21      2003    183.83333       1.00092
September       22      2003    183.84000       1.00096
September       23      2003    183.84667       1.00099
September       24      2003    183.85333       1.00103
September       25      2003    183.86000       1.00106
September       26      2003    183.86667       1.00110
September       27      2003    183.87333       1.00114
September       28      2003    183.88000       1.00117
September       29      2003    183.88667       1.00121
September       30      2003    183.89333       1.00125