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3% TREASURY 10-YEAR INFLATION-INDEXED NOTES

Ref CPI and Index Ratios for March 2003

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
                                        January 15, 2003
MATURITY DATE:                          July 15, 2012
Ref CPI on DATED DATE:                  179.80000
TABLE FOR MONTH OF:                     March 2003
NUMBER OF DAYS IN MONTH:                31

CPI-U (NSA) November 2002               181.3
CPI-U (NSA) December 2002               180.9
CPI-U (NSA) January 2003                181.7

Month   Calendar Day    Year    Ref CPI       Index Ratio

March           1       2003    180.90000       1.00612
March           2       2003    180.92581       1.00626
March           3       2003    180.95161       1.00640
March           4       2003    180.97742       1.00655
March           5       2003    181.00323       1.00669
March           6       2003    181.02903       1.00684
March           7       2003    181.05484       1.00698
March           8       2003    181.08065       1.00712
March           9       2003    181.10645       1.00727
March           10      2003    181.13226       1.00741
March           11      2003    181.15806       1.00755
March           12      2003    181.18387       1.00770
March           13      2003    181.20968       1.00784
March           14      2003    181.23548       1.00798
March           15      2003    181.26129       1.00813
March           16      2003    181.28710       1.00827
March           17      2003    181.31290       1.00841
March           18      2003    181.33871       1.00856
March           19      2003    181.36452       1.00870
March           20      2003    181.39032       1.00884
March           21      2003    181.41613       1.00899
March           22      2003    181.44194       1.00913
March           23      2003    181.46774       1.00928
March           24      2003    181.49355       1.00942
March           25      2003    181.51935       1.00956
March           26      2003    181.54516       1.00971
March           27      2003    181.57097       1.00985
March           28      2003    181.59677       1.00999
March           29      2003    181.62258       1.01014
March           30      2003    181.64839       1.01028
March           31      2003    181.67419       1.01042