Are you looking for...

1-5/8% 10-YEAR TREASURY INFLATION-PROTECTED SECURITIES (TIPS)

Ref CPI and Index Ratios for September 2005

Contact: Office of Financing       202-504-3550
DESCRIPTION:                            Series A-2015
CUSIP NUMBER:                           912828DH0
DATED DATE:                             January 15, 2005
ORIGINAL ISSUE DATE:                    January 18, 2005
ADDITIONAL ISSUE DATE:                  April 15, 2005
MATURITY DATE:                          January 15, 2015
Ref CPI on DATED DATE:                  190.94516
TABLE FOR MONTH OF:                     September 2005
NUMBER OF DAYS IN MONTH:                30

CPI-U (NSA) May 2005                    194.4
CPI-U (NSA) June 2005                   194.5
CPI-U (NSA) July 2005                   195.4

Month   Calendar Day    Year    Ref CPI      Index Ratio

September      1       2005    194.50000       1.01862
September      2       2005    194.53000       1.01877
September      3       2005    194.56000       1.01893
September      4       2005    194.59000       1.01909
September      5       2005    194.62000       1.01925
September      6       2005    194.65000       1.01940
September      7       2005    194.68000       1.01956
September      8       2005    194.71000       1.01972
September      9       2005    194.74000       1.01987
September      10      2005    194.77000       1.02003
September      11      2005    194.80000       1.02019
September      12      2005    194.83000       1.02035
September      13      2005    194.86000       1.02050
September      14      2005    194.89000       1.02066
September      15      2005    194.92000       1.02082
September      16      2005    194.95000       1.02097
September      17      2005    194.98000       1.02113
September      18      2005    195.01000       1.02129
September      19      2005    195.04000       1.02145
September      20      2005    195.07000       1.02160
September      21      2005    195.10000       1.02176
September      22      2005    195.13000       1.02192
September      23      2005    195.16000       1.02207
September      24      2005    195.19000       1.02223
September      25      2005    195.22000       1.02239
September      26      2005    195.25000       1.02254
September      27      2005    195.28000       1.02270
September      28      2005    195.31000       1.02286
September      29      2005    195.34000       1.02302
September      30      2005    195.37000       1.02317