What is the performance of the Reference CPI for US Treasury TIPS (US: REF-CPI), and its historical data?

The performance of the Reference CPI for US Treasury TIPS (US: REF-CPI) and its historical data are presented below.

Reference CPI for US TIPS
US: REF-CPI
2026-04-30: 326.73390000 Point

Historical values in Point: Summary Detail
      Date      Point   Change (Value, %)    Growth
----------  ---------  -------------------  -------
2026-04-30  326.73390  ( 0.05110,   0.02%)  100.00%
2026-04-29  326.68280  ( 0.05110,   0.02%)   99.98%
2026-04-28  326.63170  ( 0.05110,   0.02%)   99.97%
2026-04-27  326.58060  ( 0.05110,   0.02%)   99.95%
2026-04-26  326.52950  ( 0.05110,   0.02%)   99.94%
2026-04-25  326.47840  ( 0.05110,   0.02%)   99.92%
2026-04-24  326.42730  ( 0.05110,   0.02%)   99.91%
2026-04-23  326.37620  ( 0.05110,   0.02%)   99.89%
2026-04-22  326.32510  ( 0.05110,   0.02%)   99.87%
2026-04-21  326.27400  ( 0.05110,   0.02%)   99.86%
2026-04-20  326.22290  ( 0.05110,   0.02%)   99.84%
2026-04-19  326.17180  ( 0.05110,   0.02%)   99.83%
2026-04-18  326.12070  ( 0.05110,   0.02%)   99.81%
2026-04-17  326.06960  ( 0.05110,   0.02%)   99.80%
2026-04-16  326.01850  ( 0.05110,   0.02%)   99.78%
2026-04-15  325.96740  ( 0.05110,   0.02%)   99.77%
2026-04-14  325.91630  ( 0.05110,   0.02%)   99.75%
2026-04-13  325.86520  ( 0.05110,   0.02%)   99.73%
2026-04-12  325.81410  ( 0.05110,   0.02%)   99.72%
2026-04-11  325.76300  ( 0.05110,   0.02%)   99.70%
2026-04-10  325.71190  ( 0.05110,   0.02%)   99.69%
2026-04-09  325.66080  ( 0.05110,   0.02%)   99.67%
2026-04-08  325.60970  ( 0.05110,   0.02%)   99.66%
2026-04-07  325.55860  ( 0.05110,   0.02%)   99.64%
2026-04-06  325.50750  ( 0.05110,   0.02%)   99.62%
2026-04-05  325.45640  ( 0.05110,   0.02%)   99.61%
2026-04-04  325.40530  ( 0.05110,   0.02%)   99.59%
2026-04-03  325.35420  ( 0.05110,   0.02%)   99.58%
2026-04-02  325.30310  ( 0.12839,   0.04%)   99.56%
2026-03-30  325.17471  ( 1.08206,   0.33%)   99.52%
2026-03-02  324.09265  (-0.12496,  -0.04%)   99.19%
2026-01-30  324.21761  (-1.33452,  -0.41%)   99.23%
2025-12-30  325.55213  ( 0.77960,   0.24%)   99.64%
2025-11-30  324.77253  ( 0.85640,   0.26%)   99.40%
2025-10-30  323.91613  ( 0.88436,   0.27%)   99.14%
2025-09-30  323.03177  ( 0.54148,   0.17%)   98.87%
2025-08-30  322.49029  ( 1.06852,   0.33%)   98.70%
2025-07-30  321.42177  ( 0.65997,   0.21%)   98.37%
2025-06-30  320.76180  ( 1.00906,   0.32%)   98.17%
2025-05-30  319.75274  ( 0.71777,   0.22%)   97.86%
2025-04-30  319.03497  ( 8.77260,   2.83%)   97.64%
2024-04-30  310.26237  ( 9.47804,   3.15%)   94.96%
2023-04-30  300.78433  (17.15393,   6.05%)   92.06%
2022-04-30  283.63040  (20.66413,   7.86%)   86.81%
2021-04-30  262.96627  ( 4.31184,   1.67%)   80.48%
2020-04-30  258.65443  ( 5.91390,   2.34%)   79.16%
2019-04-30  252.74053  ( 3.78700,   1.52%)   77.35%
2018-04-30  248.95353  ( 5.37600,   2.21%)   76.19%
2017-04-30  243.57753  ( 6.47303,   2.73%)   74.55%
2016-04-30  237.10450  ( 2.41633,   1.03%)   72.57%
2015-04-30  234.68817  (-0.06400,  -0.03%)   71.83%
2014-04-30  234.75217  ( 2.64904,   1.14%)   71.85%
2013-04-30  232.10313  ( 4.47340,   1.97%)   71.04%
2012-04-30  227.62973  ( 6.35693,   2.87%)   69.67%
2011-04-30  221.27280  ( 4.53360,   2.09%)   67.72%
2010-04-30  216.73920  ( 4.58120,   2.16%)   66.34%
2009-04-30  212.15800  ( 0.48543,   0.23%)   64.93%
2008-04-30  211.67257  ( 8.20967,   4.03%)   64.78%
2007-04-30  203.46290  ( 4.77623,   2.40%)   62.27%
2006-04-30  198.68667  ( 6.92334,   3.61%)   60.81%
2005-04-30  191.76333  ( 5.59666,   3.01%)   58.69%
2004-04-30  186.16667  ( 3.11334,   1.70%)   56.98%
2003-04-30  183.05333  ( 5.27666,   2.97%)   56.03%
2002-04-30  177.77667  ( 2.00000,   1.14%)   54.41%
2001-04-30  175.77667  ( 6.11000,   3.60%)   53.80%
2000-04-30  169.66667  ( 5.17334,   3.15%)   51.93%
1999-04-30  164.49333  ( 2.60333,   1.61%)   50.34%
1998-04-30  161.89000  ( 0.15000,   0.09%)   49.55%
1998-04-15  161.74000  (        ,        )   49.50%
----------  ---------  -------------------  -------
      Date      Point   Change (Value, %)    Growth
Historical values in Point: Summary Detail