$50 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 50.002.85%6.73%50.2850.5650.8451.1251.4051.680.50%2.01%51.7651.8651.942006
200752.0252.1252.201.55%4.12%52.3852.5652.7452.9253.1053.281.21%3.43%53.4453.5853.742007
200853.8854.0454.201.53%4.08%54.3854.5654.7654.9455.1255.302.42%5.86%55.5655.8456.102008
200956.3856.6456.922.46%5.94%57.2057.4857.7658.0458.3258.62-2.78%0.00%58.6258.6258.622009
201058.6258.6258.621.53%4.08%58.8259.0259.2259.4259.6259.820.77%2.55%59.9460.0860.202010
201160.3260.4660.580.37%1.74%60.6660.7660.8460.9461.0261.102.30%5.62%61.3861.6661.962011
201262.2462.5262.821.53%4.08%63.0463.2463.4663.6863.8864.101.10%3.21%64.2864.4464.622012
201364.7864.9665.120.88%2.77%65.2665.4265.5665.7265.8866.020.59%2.19%66.1466.2666.382013
201466.5066.6266.740.59%2.19%66.8666.9867.1067.2267.3467.480.92%2.85%67.6467.8067.962014
201568.1268.2868.440.74%2.49%68.5868.7268.8669.0069.1469.30-0.80%0.00%69.3069.3069.302015
201669.3069.3069.300.77%2.55%69.4469.6069.7469.8870.0470.180.08%1.16%70.2470.3270.382016
201770.4670.5270.581.38%3.77%70.8071.0271.2471.4671.6871.920.98%2.97%72.1072.2872.462017
201872.6472.8072.981.24%3.49%73.2073.4073.6273.8274.0474.261.11%3.23%74.4674.6674.862018
201975.0675.2675.461.16%3.33%75.6675.8876.0876.3076.5076.720.70%2.41%76.8877.0277.182019
202077.3477.4877.641.01%3.03%77.8478.0478.2278.4278.6278.820.53%2.07%78.9679.1079.222020
202179.3679.5079.640.84%2.69%79.8280.0080.1880.3680.5480.72

From $50.00 to $80.72 over 15.5 years = 3.11% average annual increase compounded semi-annually.

Generated  11/02/20  10:30