Are you looking for...

3% 10-YEAR TREASURY INFLATION-PROTECTED SECURITIES (TIPS) Due July 15, 2012

Ref CPI and Index Ratios for May 2007

     Contact: Office of Financing            202-504-3550
     DESCRIPTION:                            Series C-2012
     CUSIP NUMBER:                           912828AF7
     DATED DATE:                             July 15, 2002
     ORIGINAL ISSUE DATE:                    July 15, 2002
     ADDITIONAL ISSUE DATE:                  October 15, 2002
                                             January 15, 2003
     MATURITY DATE:                          July 15, 2012
     Ref CPI on DATED DATE:                  179.80000
     TABLE FOR MONTH OF:                     May 2007
     NUMBER OF DAYS IN MONTH:                31

     CPI-U (NSA) January 2007                202.416
     CPI-U (NSA) February 2007               203.499
     CPI-U (NSA) March 2007                  205.352

     Month   Calendar Day    Year    Ref CPI       Index Ratio

     May             1       2007    203.49900       1.13181
     May             2       2007    203.55877       1.13214
     May             3       2007    203.61855       1.13247
     May             4       2007    203.67832       1.13280
     May             5       2007    203.73810       1.13314
     May             6       2007    203.79787       1.13347
     May             7       2007    203.85765       1.13380
     May             8       2007    203.91742       1.13413
     May             9       2007    203.97719       1.13447
     May             10      2007    204.03697       1.13480
     May             11      2007    204.09674       1.13513
     May             12      2007    204.15652       1.13546
     May             13      2007    204.21629       1.13580
     May             14      2007    204.27606       1.13613
     May             15      2007    204.33584       1.13646
     May             16      2007    204.39561       1.13679
     May             17      2007    204.45539       1.13713
     May             18      2007    204.51516       1.13746
     May             19      2007    204.57494       1.13779
     May             20      2007    204.63471       1.13812
     May             21      2007    204.69448       1.13846
     May             22      2007    204.75426       1.13879
     May             23      2007    204.81403       1.13912
     May             24      2007    204.87381       1.13945
     May             25      2007    204.93358       1.13979
     May             26      2007    204.99335       1.14012
     May             27      2007    205.05313       1.14045
     May             28      2007    205.11290       1.14078
     May             29      2007    205.17268       1.14112
     May             30      2007    205.23245       1.14145
     May             31      2007    205.29223       1.14178