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2% 10-YEAR TREASURY INFLATION-PROTECTED SECURITIES (TIPS) Due January 15, 2014

Ref CPI and Index Ratios for April 2007

     Contact: Office of Financing            202-504-3550
     DESCRIPTION:                            Series A-2014
     CUSIP NUMBER:                           912828BW9
     DATED DATE:                             January 15, 2004
     ORIGINAL ISSUE DATE:                    January 15, 2004
     ADDITIONAL ISSUE DATE:                  April 15, 2004
     MATURITY DATE:                          January 15, 2014
     Ref CPI on DATED DATE:                  184.77419
     TABLE FOR MONTH OF:                     April 2007
     NUMBER OF DAYS IN MONTH:                30

     CPI-U (NSA) December 2006               201.8
     CPI-U (NSA) January 2007                202.416
     CPI-U (NSA) February 2007               203.499

     Month   Calendar Day   Year    Ref CPI       Index Ratio

     April          1       2007    202.41600       1.09548
     April          2       2007    202.45210       1.09567
     April          3       2007    202.48820       1.09587
     April          4       2007    202.52430       1.09606
     April          5       2007    202.56040       1.09626
     April          6       2007    202.59650       1.09645
     April          7       2007    202.63260       1.09665
     April          8       2007    202.66870       1.09685
     April          9       2007    202.70480       1.09704
     April          10      2007    202.74090       1.09724
     April          11      2007    202.77700       1.09743
     April          12      2007    202.81310       1.09763
     April          13      2007    202.84920       1.09782
     April          14      2007    202.88530       1.09802
     April          15      2007    202.92140       1.09821
     April          16      2007    202.95750       1.09841
     April          17      2007    202.99360       1.09860
     April          18      2007    203.02970       1.09880
     April          19      2007    203.06580       1.09899
     April          20      2007    203.10190       1.09919
     April          21      2007    203.13800       1.09939
     April          22      2007    203.17410       1.09958
     April          23      2007    203.21020       1.09978
     April          24      2007    203.24630       1.09997
     April          25      2007    203.28240       1.10017
     April          26      2007    203.31850       1.10036
     April          27      2007    203.35460       1.10056
     April          28      2007    203.39070       1.10075
     April          29      2007    203.42680       1.10095
     April          30      2007    203.46290       1.10114