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

Ref CPI and Index Ratios for April 2003

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:                     April 2003
NUMBER OF DAYS IN MONTH:                30

CPI-U (NSA) December 2002               180.9
CPI-U (NSA) January 2003                181.7
CPI-U (NSA) February 2003               183.1

Month   Calendar Day    Year    Ref CPI       Index Ratio

April           1       2003    181.70000       1.10793
April           2       2003    181.74667       1.10821
April           3       2003    181.79333       1.10850
April           4       2003    181.84000       1.10878
April           5       2003    181.88667       1.10907
April           6       2003    181.93333       1.10935
April           7       2003    181.98000       1.10963
April           8       2003    182.02667       1.10992
April           9       2003    182.07333       1.11020
April           10      2003    182.12000       1.11049
April           11      2003    182.16667       1.11077
April           12      2003    182.21333       1.11106
April           13      2003    182.26000       1.11134
April           14      2003    182.30667       1.11163
April           15      2003    182.35333       1.11191
April           16      2003    182.40000       1.11220
April           17      2003    182.44667       1.11248
April           18      2003    182.49333       1.11276
April           19      2003    182.54000       1.11305
April           20      2003    182.58667       1.11333
April           21      2003    182.63333       1.11362
April           22      2003    182.68000       1.11390
April           23      2003    182.72667       1.11419
April           24      2003    182.77333       1.11447
April           25      2003    182.82000       1.11476
April           26      2003    182.86667       1.11504
April           27      2003    182.91333       1.11533
April           28      2003    182.96000       1.11561
April           29      2003    183.00667       1.11589
April           30      2003    183.05333       1.11618