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3-7/8% 10-YEAR TREASURY INFLATION-PROTECTED SECURITIES (TIPS) Due January 15, 2009

Ref CPI and Index Ratios for November 2007

   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:                     November 2007
   NUMBER OF DAYS IN MONTH:                30

   CPI-U (NSA) July 2007                   208.299
   CPI-U (NSA) August 2007                 207.917
   CPI-U (NSA) September 2007              208.490

   Month   Calendar Day    Year    Ref CPI       Index Ratio

   November        1       2007    207.91700       1.26779
   November        2       2007    207.93610       1.26790
   November        3       2007    207.95520       1.26802
   November        4       2007    207.97430       1.26814
   November        5       2007    207.99340       1.26825
   November        6       2007    208.01250       1.26837
   November        7       2007    208.03160       1.26849
   November        8       2007    208.05070       1.26860
   November        9       2007    208.06980       1.26872
   November        10      2007    208.08890       1.26883
   November        11      2007    208.10800       1.26895
   November        12      2007    208.12710       1.26907
   November        13      2007    208.14620       1.26918
   November        14      2007    208.16530       1.26930
   November        15      2007    208.18440       1.26942
   November        16      2007    208.20350       1.26953
   November        17      2007    208.22260       1.26965
   November        18      2007    208.24170       1.26977
   November        19      2007    208.26080       1.26988
   November        20      2007    208.27990       1.27000
   November        21      2007    208.29900       1.27012
   November        22      2007    208.31810       1.27023
   November        23      2007    208.33720       1.27035
   November        24      2007    208.35630       1.27047
   November        25      2007    208.37540       1.27058
   November        26      2007    208.39450       1.27070
   November        27      2007    208.41360       1.27081
   November        28      2007    208.43270       1.27093
   November        29      2007    208.45180       1.27105
   November        30      2007    208.47090       1.27116