$50 I Bond with 3.40% Fixed Rate Purchased October 1998

 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
1998 50.000.62%4.66%50.2050.381998
199950.5850.7850.9651.160.86%5.15%51.3851.6051.8252.0452.2652.480.86%5.15%52.7052.921999
200053.1653.3853.6053.841.76%6.98%54.1454.4654.7855.0855.4055.721.91%7.28%56.0656.382000
200156.7257.0657.4057.741.52%6.49%58.0458.3658.6658.9859.3059.621.44%6.33%59.9460.242001
200260.5660.8861.1861.501.19%5.82%61.8062.1062.3862.6862.9863.280.28%3.97%63.4863.702002
200363.9064.1264.3264.541.23%5.90%64.8665.1665.4865.8066.1266.441.77%7.00%66.8267.202003
200467.6067.9868.3868.760.54%4.50%69.0269.2869.5269.7870.0470.301.19%5.82%70.6470.982004
200571.3271.6672.0072.341.33%6.11%72.7073.0673.4473.8074.1874.541.79%7.04%74.9875.402005
200675.8476.2876.7277.162.85%9.20%77.7478.3278.9279.5080.1080.700.50%4.42%81.0081.302006
200781.5881.8882.1882.481.55%6.55%82.9283.3883.8284.2884.7285.181.21%5.86%85.6086.002007
200886.4286.8487.2687.681.53%6.51%88.1488.6289.1089.5890.0690.542.42%8.32%91.1691.782008
200992.4093.0493.6694.302.46%8.40%94.9495.6096.2696.9297.5898.26-2.78%0.00%98.2698.262009
201098.2698.2698.2698.261.53%6.51%98.7899.3299.84100.38100.92101.460.77%4.97%101.88102.302010
2011102.72103.14103.56103.980.37%4.15%104.34104.70105.06105.42105.78106.142.30%8.08%106.84107.562011
2012108.26108.98109.70110.421.53%6.51%111.02111.60112.20112.80113.40114.021.10%5.64%114.54115.082012
2013115.62116.16116.70117.240.88%5.19%117.74118.24118.76119.26119.76120.280.59%4.60%120.74121.202013
2014121.66122.12122.58123.040.59%4.60%123.50123.98124.44124.92125.40125.860.92%5.27%126.40126.962014
2015127.50128.06128.62129.180.74%4.91%129.70130.22130.76131.28131.82132.36-0.80%1.77%132.56132.742015
2016132.94133.14133.34133.540.77%4.97%134.08134.64135.18135.74136.30136.860.08%3.56%137.26137.662016
2017138.08138.48138.88139.301.38%6.21%140.02140.72141.44142.16142.90143.620.98%5.39%144.26144.902017
2018145.54146.18146.84147.501.24%5.92%148.22148.94149.66150.40151.12151.861.11%5.66%152.56153.282018
2019154.00154.72155.44156.161.16%5.76%156.90157.64158.40159.14159.90160.660.70%4.82%161.30161.942019
2020162.58163.24163.88164.541.01%5.45%165.28166.02166.76167.52168.26169.020.53%4.48%169.64170.282020
2021170.90171.54172.16172.800.84%5.11%173.52174.26175.00175.74176.48177.221.77%7.00%178.24179.262021
2022180.30181.34182.38183.423.56%10.64%185.02186.62188.24189.86191.52193.184.81%13.18%195.24197.342022
2023199.44201.58203.74205.923.24%9.99%207.60209.30211.00212.72214.46216.201.69%6.84%217.42218.642023
2024219.86221.10222.34223.601.97%7.41%224.96226.32227.70229.08230.48231.881.48%6.41%233.10234.342024
2025235.56236.80238.06239.320.95%5.33%240.38241.42242.48243.56244.62245.701.43%6.31%246.98248.262025
2026249.54250.84252.14253.46

From $50.00 to $253.46 over 27.5 years = 5.99% average annual increase compounded semi-annually.

Generated  05/01/25  10:59