$100 I Bond with 3.40% Fixed Rate Purchased April 2000

 Jan
1
Feb
1
Mar
1
Apr
1
Infla
tion
Rate
Com
posite
Rate
May
1
Jun
1
Jul
1
Aug
1
Sep
1
Oct
1
Infla
tion
Rate
Com
posite
Rate
Nov
1
Dec
1
2000 100.001.76%6.98%100.56101.16101.72102.32102.88103.481.91%7.28%104.08104.722000
2001105.36105.96106.60107.241.52%6.49%107.80108.40108.96109.56110.12110.721.44%6.33%111.28111.882001
2002112.44113.04113.64114.241.19%5.82%114.80115.32115.88116.44117.00117.560.28%3.97%117.96118.322002
2003118.72119.12119.52119.881.23%5.90%120.48121.04121.64122.24122.80123.401.77%7.00%124.12124.842003
2004125.56126.28127.00127.720.54%4.50%128.20128.68129.16129.64130.12130.601.19%5.82%131.24131.842004
2005132.48133.12133.76134.401.33%6.11%135.08135.76136.44137.12137.80138.521.79%7.04%139.32140.122005
2006140.92141.76142.56143.402.85%9.20%144.48145.56146.68147.76148.88150.000.50%4.42%150.56151.082006
2007151.64152.20152.76153.321.55%6.55%154.16154.96155.80156.64157.48158.361.21%5.86%159.12159.882007
2008160.68161.44162.20163.001.53%6.51%163.88164.76165.64166.52167.40168.322.42%8.32%169.48170.642008
2009171.80172.96174.12175.322.46%8.40%176.52177.76178.96180.20181.44182.68-2.78%0.00%182.68182.682009
2010182.68182.68182.68182.681.53%6.51%183.64184.64185.64186.64187.64188.640.77%4.97%189.40190.202010
2011190.96191.76192.52193.320.37%4.15%194.00194.64195.32196.00196.64197.322.30%8.08%198.64199.962011
2012201.28202.60203.96205.281.53%6.51%206.36207.48208.60209.72210.84211.961.10%5.64%212.96213.922012
2013214.92215.92216.92217.920.88%5.19%218.84219.80220.72221.68222.64223.560.59%4.60%224.40225.282013
2014226.12226.96227.84228.720.59%4.60%229.60230.48231.32232.20233.08234.000.92%5.27%235.00236.042014
2015237.08238.08239.12240.160.74%4.91%241.12242.12243.08244.08245.08246.04-0.80%1.77%246.40246.762015
2016247.12247.48247.84248.200.77%4.97%249.20250.24251.28252.28253.32254.360.08%3.56%255.12255.882016
2017256.60257.36258.12258.881.38%6.21%260.20261.52262.88264.20265.56266.920.98%5.39%268.12269.282017
2018270.48271.68272.92274.121.24%5.92%275.44276.80278.16279.52280.88282.241.11%5.66%283.56284.882018
2019286.20287.56288.88290.241.16%5.76%291.60293.00294.40295.80297.20298.600.70%4.82%299.80300.962019
2020302.16303.36304.60305.801.01%5.45%307.16308.56309.92311.32312.72314.120.53%4.48%315.28316.442020
2021317.60318.80319.96321.160.84%5.11%322.52323.88325.24326.60328.00329.361.77%7.00%331.24333.162021
2022335.08337.00338.92340.883.56%10.64%343.84346.84349.84352.88355.92359.004.81%13.18%362.84366.722022
2023370.64374.60378.60382.643.24%9.99%385.76388.92392.08395.28398.52401.761.69%6.84%404.00406.282023
2024408.56410.88413.16415.521.97%7.41%418.04420.60423.16425.72428.32430.921.48%6.41%433.20435.482024
2025437.76440.08442.40444.720.95%5.33%446.68448.64450.60452.60454.56456.561.43%6.31%458.92461.322025
2026463.72466.12468.52470.96

From $100.00 to $470.96 over 26.0 years = 6.05% average annual increase compounded semi-annually.

Generated  05/01/25  10:59