$100 I Bond with 0.10% Fixed Rate Purchased October 2009

 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
2009 100.00-2.78%0.00%100.00100.002009
2010100.00100.00100.00100.001.53%3.16%100.28100.52100.80101.04101.32101.600.77%1.64%101.72101.882010
2011102.00102.16102.28102.440.37%0.84%102.52102.60102.64102.72102.80102.882.30%4.70%103.28103.682011
2012104.08104.48104.88105.281.53%3.16%105.56105.84106.12106.40106.68106.961.10%2.30%107.16107.362012
2013107.56107.76108.00108.200.88%1.86%108.36108.52108.72108.88109.04109.200.59%1.28%109.32109.442013
2014109.56109.68109.80109.880.59%1.28%110.00110.12110.24110.36110.48110.600.92%1.94%110.76110.962014
2015111.12111.32111.48111.680.74%1.58%111.84111.96112.12112.28112.40112.56-0.80%0.00%112.56112.562015
2016112.56112.56112.56112.560.77%1.64%112.72112.88113.04113.16113.32113.480.08%0.26%113.52113.522016
2017113.56113.56113.60113.641.38%2.86%113.92114.16114.44114.72115.00115.280.98%2.06%115.48115.682017
2018115.88116.08116.28116.481.24%2.58%116.72116.96117.24117.48117.72118.001.11%2.32%118.24118.442018
2019118.68118.92119.12119.361.16%2.42%119.60119.84120.08120.32120.56120.800.70%1.50%120.96121.122019
2020121.24121.40121.56121.721.01%2.12%121.92122.16122.36122.56122.80123.000.53%1.16%123.12123.242020
2021123.36123.48123.60123.72

From $100.00 to $123.72 over 11.5 years = 1.86% average annual increase compounded semi-annually.

Generated  05/01/20  10:19