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3% TREASURY 10-YEAR INFLATION-INDEXED NOTES

Ref CPI and Index Ratios for October 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
MATURITY DATE:                          July 15, 2012
Ref CPI on DATED DATE:                  179.80000
TABLE FOR MONTH OF:                     October 2002
NUMBER OF DAYS IN MONTH:                31

CPI-U (NSA) June 2002                   179.9
CPI-U (NSA) July 2002                   180.1
CPI-U (NSA) August 2002                 180.7

Month   Calendar Day    Year    Ref CPI       Index Ratio

October         1       2002    180.10000       1.00167
October         2       2002    180.11935       1.00178
October         3       2002    180.13871       1.00188
October         4       2002    180.15806       1.00199
October         5       2002    180.17742       1.00210
October         6       2002    180.19677       1.00221
October         7       2002    180.21613       1.00231
October         8       2002    180.23548       1.00242
October         9       2002    180.25484       1.00253
October         10      2002    180.27419       1.00264
October         11      2002    180.29355       1.00274
October         12      2002    180.31290       1.00285
October         13      2002    180.33226       1.00296
October         14      2002    180.35161       1.00307
October         15      2002    180.37097       1.00318
October         16      2002    180.39032       1.00328
October         17      2002    180.40968       1.00339
October         18      2002    180.42903       1.00350
October         19      2002    180.44839       1.00361
October         20      2002    180.46774       1.00371
October         21      2002    180.48710       1.00382
October         22      2002    180.50645       1.00393
October         23      2002    180.52581       1.00404
October         24      2002    180.54516       1.00414
October         25      2002    180.56452       1.00425
October         26      2002    180.58387       1.00436
October         27      2002    180.60323       1.00447
October         28      2002    180.62258       1.00457
October         29      2002    180.64194       1.00468
October         30      2002    180.66129       1.00479
October         31      2002    180.68065       1.00490