$100 I Bond with 1.00% Fixed Rate Purchased December 2004

 Infla
tion
Rate
Com
posite
Rate
Jan
1
Feb
1
Mar
1
Apr
1
May
1
Jun
1
Infla
tion
Rate
Com
posite
Rate
Jul
1
Aug
1
Sep
1
Oct
1
Nov
1
Dec
1
2004 100.002004
20051.33%3.67%100.32100.60100.92101.20101.52101.841.79%4.60%102.24102.60103.00103.40103.80104.202005
20062.85%6.73%104.76105.36105.92106.52107.12107.720.50%2.01%107.88108.08108.24108.44108.64108.802006
20071.55%4.12%109.16109.56109.92110.28110.68111.041.21%3.43%111.36111.68112.00112.32112.64112.962007
20081.53%4.08%113.36113.72114.12114.48114.88115.282.42%5.86%115.84116.40116.96117.52118.08118.642008
20092.46%5.94%119.24119.80120.40120.96121.56122.16-2.78%0.00%122.16122.16122.16122.16122.16122.162009
20101.53%4.08%122.56123.00123.40123.80124.24124.640.77%2.55%124.92125.16125.44125.68125.96126.242010
20110.37%1.74%126.44126.60126.80126.96127.16127.322.30%5.62%127.92128.52129.08129.68130.28130.882011
20121.53%4.08%131.32131.76132.20132.64133.12133.561.10%3.21%133.92134.28134.64135.00135.36135.722012
20130.88%2.77%136.04136.36136.64136.96137.28137.600.59%2.19%137.84138.12138.36138.60138.84139.122013
20140.59%2.19%139.36139.64139.88140.12140.40140.640.92%2.85%140.96141.32141.64141.96142.32142.642014
20150.74%2.49%142.92143.24143.52143.84144.12144.40-0.80%0.00%144.40144.40144.40144.40144.40144.402015
20160.77%2.55%144.72145.00145.32145.64145.92146.240.08%1.16%146.40146.52146.68146.80146.96147.082016
20171.38%3.77%147.52148.00148.44148.92149.40149.840.98%2.97%150.20150.56150.96151.32151.68152.082017
20181.24%3.49%152.52152.96153.40153.84154.28154.721.11%3.23%155.12155.56155.96156.40156.80157.202018
20191.16%3.33%157.64158.08158.52158.96159.36159.800.70%2.41%160.12160.44160.76161.08161.40161.722019
20201.01%3.03%162.12162.52162.96163.36163.76164.160.53%2.07%164.44164.72165.00165.28165.56165.842020
20210.84%2.69%166.20166.60166.96167.32167.68168.081.77%4.56%168.72169.36170.00170.64171.28171.922021
20223.56%8.16%173.08174.24175.40176.56177.76178.924.81%10.67%180.48182.04183.64185.24186.84188.482022
20233.24%7.51%189.64190.80192.00193.16194.36195.561.69%4.40%196.28197.00197.68198.40199.12199.882023
20241.97%4.96%200.68201.52202.36203.16204.00204.841.48%3.97%205.52206.20206.88207.56208.24208.922024
20250.95%2.91%209.44209.92210.44210.96211.44211.961.43%3.87%212.64213.32214.00214.68215.36216.082025
20261.56%4.14%216.80217.56218.32219.04219.80220.56

From $100.00 to $220.56 over 21.5 years = 3.71% average annual increase compounded semi-annually.

Generated  11/04/25  09:10