$100 I Bond with 0.10% Fixed Rate Purchased September 2016

 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
2016 100.000.08%0.26%100.04100.04100.082016
2017100.08100.12100.121.38%2.86%100.36100.60100.84101.08101.32101.560.98%2.06%101.72101.92102.082017
2018102.24102.44102.601.24%2.58%102.80103.04103.24103.48103.72103.921.11%2.32%104.12104.32104.522018
2019104.72104.92105.121.16%2.42%105.32105.56105.76105.96106.16106.400.70%1.50%106.52106.68106.802019
2020106.92107.08107.201.01%2.12%107.40107.56107.76107.96108.16108.320.53%1.16%108.44108.52108.642020
2021108.72108.84108.960.84%1.78%109.12109.28109.44109.60109.76109.921.77%3.64%110.24110.60110.922021
2022111.24111.60111.923.56%7.22%112.60113.24113.92114.60115.28115.964.81%9.72%116.88117.80118.762022
2023119.68120.64121.603.24%6.58%122.24122.92123.60124.24124.92125.601.69%3.48%125.96126.32126.682023
2024127.04127.40127.801.97%4.04%128.24128.64129.08129.52129.96130.40

From $100.00 to $130.40 over 8.0 years = 3.35% average annual increase compounded semi-annually.

Generated  11/01/23  07:38