$500 I Bond with 0.00% Fixed Rate Purchased November 2020

 Jan
1
Feb
1
Mar
1
Apr
1
May
1
Infla
tion
Rate
Com
posite
Rate
Jun
1
Jul
1
Aug
1
Sep
1
Oct
1
Nov
1
Infla
tion
Rate
Com
posite
Rate
Dec
1
2020 500.000.84%1.68%500.602020
2021501.40502.00502.80503.40504.201.77%3.54%505.60507.20508.60510.20511.60513.203.56%7.12%516.202021
2022519.20522.20525.40528.40531.404.81%9.62%535.60539.80544.00548.40552.60557.003.24%6.48%560.002022
2023563.00566.00569.00572.00575.001.69%3.38%576.60578.20579.80581.40583.00584.801.97%3.94%586.802023
2024588.60590.60592.40594.40596.40

From $500.00 to $596.40 over 3.5 years = 5.10% average annual increase compounded semi-annually.

Generated  11/01/23  07:38