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3-7/8% TREASURY 10-YEAR INFLATION-INDEXED NOTES

Ref CPI and Index Ratios for September 1999

Contact: Office of Financing      202-504-3550

DESCRIPTION:                            Series A-2009
CUSIP NUMBER:                           9128274Y5
DATED DATE:                             January 15, 1999
ORIGINAL ISSUE DATE:                    January 15, 1999
ADDITIONAL ISSUE DATE:                  July 15, 1999
MATURITY DATE:                          January 15, 2009
Ref CPI on DATED DATE:                  164.00000
TABLE FOR MONTH OF:                     September 1999
NUMBER OF DAYS IN MONTH:                30

CPI-U (NSA) May 1999                    166.2
CPI-U (NSA) June 1999                   166.2
CPI-U (NSA) July 1999                   166.7

Month   Calendar Day    Year    Ref CPI      Index Ratio

September       1       1999    166.20000       1.01341
September       2       1999    166.21667       1.01352
September       3       1999    166.23333       1.01362
September       4       1999    166.25000       1.01372
September       5       1999    166.26667       1.01382
September       6       1999    166.28333       1.01392
September       7       1999    166.30000       1.01402
September       8       1999    166.31667       1.01413
September       9       1999    166.33333       1.01423
September       10      1999    166.35000       1.01433
September       11      1999    166.36667       1.01443
September       12      1999    166.38333       1.01453
September       13      1999    166.40000       1.01463
September       14      1999    166.41667       1.01474
September       15      1999    166.43333       1.01484
September       16      1999    166.45000       1.01494
September       17      1999    166.46667       1.01504
September       18      1999    166.48333       1.01514
September       19      1999    166.50000       1.01524
September       20      1999    166.51667       1.01535
September       21      1999    166.53333       1.01545
September       22      1999    166.55000       1.01555
September       23      1999    166.56667       1.01565
September       24      1999    166.58333       1.01575
September       25      1999    166.60000       1.01585
September       26      1999    166.61667       1.01596
September       27      1999    166.63333       1.01606
September       28      1999    166.65000       1.01616
September       29      1999    166.66667       1.01626
September       30      1999    166.68333       1.01636