$100 I Bond with 1.00% Fixed Rate Purchased March 2006

 Jan
1
Feb
1
Mar
1
Infla
tion
Rate
Com
posite
Rate
Apr
1
May
1
Jun
1
Jul
1
Aug
1
Sep
1
Infla
tion
Rate
Com
posite
Rate
Oct
1
Nov
1
Dec
1
2006 100.002.85%6.73%100.56101.12101.68102.24102.80103.360.50%2.01%103.52103.72103.882006
2007104.04104.24104.401.55%4.12%104.76105.12105.48105.84106.20106.561.21%3.43%106.88107.16107.482007
2008107.76108.08108.401.53%4.08%108.76109.12109.52109.88110.24110.602.42%5.86%111.12111.68112.202008
2009112.76113.28113.842.46%5.94%114.40114.96115.52116.08116.64117.24-2.78%0.00%117.24117.24117.242009
2010117.24117.24117.241.53%4.08%117.64118.04118.44118.84119.24119.640.77%2.55%119.88120.16120.402010
2011120.64120.92121.160.37%1.74%121.32121.52121.68121.88122.04122.202.30%5.62%122.76123.32123.922011
2012124.48125.04125.641.53%4.08%126.08126.48126.92127.36127.76128.201.10%3.21%128.56128.88129.242012
2013129.56129.92130.240.88%2.77%130.52130.84131.12131.44131.76132.040.59%2.19%132.28132.52132.762013
2014133.00133.24133.480.59%2.19%133.72133.96134.20134.44134.68134.960.92%2.85%135.28135.60135.922014
2015136.24136.56136.880.74%2.49%137.16137.44137.72138.00138.28138.60-0.80%0.00%138.60138.60138.602015
2016138.60138.60138.600.77%2.55%138.88139.20139.48139.76140.08140.360.08%1.16%140.48140.64140.762016
2017140.92141.04141.161.38%3.77%141.60142.04142.48142.92143.36143.840.98%2.97%144.20144.56144.922017
2018145.28145.60145.961.24%3.49%146.40146.80147.24147.64148.08148.521.11%3.23%148.92149.32149.722018
2019150.12150.52150.921.16%3.33%151.32151.76152.16152.60153.00153.440.70%2.41%153.76154.04154.362019
2020154.68154.96155.281.01%3.03%155.68156.08156.44156.84157.24157.640.53%2.07%157.92158.20158.442020
2021158.72159.00159.280.84%2.69%159.64160.00160.36160.72161.08161.44

From $100.00 to $161.44 over 15.5 years = 3.11% average annual increase compounded semi-annually.

Generated  11/02/20  10:30