$75 I Bond with 1.20% Fixed Rate Purchased December 2007

 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
2007 75.002007
20081.53%4.28%75.2775.5475.8176.0876.3576.622.42%6.07%77.0177.4077.7678.1578.5478.962008
20092.46%6.15%79.3579.7780.1680.5880.9781.39-2.78%0.00%81.3981.3981.3981.3981.3981.392009
20101.53%4.28%81.6981.9682.2682.5682.8383.130.77%2.75%83.3183.5283.7083.8884.0984.272010
20110.37%1.94%84.4284.5484.6984.8184.9685.082.30%5.83%85.5085.8986.3186.7387.1587.572011
20121.53%4.28%87.8788.2088.5088.8089.1389.431.10%3.41%89.6789.9490.1890.4590.6990.962012
20130.88%2.97%91.1791.4191.6291.8692.0792.310.59%2.39%92.4992.6792.8593.0393.2493.422013
20140.59%2.39%93.6093.7893.9994.1794.3594.530.92%3.05%94.7795.0195.2595.4995.7395.972014
20150.74%2.69%96.1896.3996.6096.8497.0597.26-0.80%0.00%97.2697.2697.2697.2697.2697.262015
20160.77%2.75%97.4797.7197.9298.1698.3798.610.08%1.36%98.7398.8298.9499.0699.1899.272016
20171.38%3.98%99.6099.93100.26100.59100.92101.250.98%3.17%101.52101.79102.06102.33102.60102.842017
20181.24%3.69%103.14103.47103.77104.10104.43104.731.11%3.43%105.03105.33105.63105.93106.23106.532018
20191.16%3.53%106.83107.16107.46107.79108.09108.420.70%2.61%108.66108.90109.14109.35109.59109.832019
20201.01%3.23%110.13110.43110.70111.00111.30111.600.53%2.27%111.81112.02112.23112.44112.65112.862020
20210.84%2.89%113.13113.40113.67113.94114.21114.481.77%4.76%114.93115.38115.83116.28116.76117.212021
20223.56%8.36%118.02118.83119.64120.45121.29122.104.81%10.88%123.18124.29125.37126.48127.62128.732022
20233.24%7.72%129.54130.38131.19132.03132.87133.711.69%4.60%134.22134.73135.24135.75136.26136.802023
20241.97%5.16%137.37137.97138.54139.14139.74140.341.48%4.18%140.82141.30141.81142.29142.77143.282024
20250.95%3.11%143.64144.03144.39144.75145.14145.501.43%4.08%145.98146.49146.97147.48147.96148.472025
20261.56%4.34%149.01149.55150.06150.60151.14151.68

From $75.00 to $151.68 over 18.5 years = 3.84% average annual increase compounded semi-annually.

Generated  11/04/25  09:10