$100 I Bond with 0.70% Fixed Rate Purchased January 2009

 Jan
1
Infla
tion
Rate
Com
posite
Rate
Feb
1
Mar
1
Apr
1
May
1
Jun
1
Jul
1
Infla
tion
Rate
Com
posite
Rate
Aug
1
Sep
1
Oct
1
Nov
1
Dec
1
2009100.002.46%5.64%100.48100.92101.40101.88102.36102.84-2.78%0.00%102.84102.84102.84102.84102.842009
2010102.841.53%3.77%103.16103.48103.80104.12104.44104.760.77%2.25%104.96105.16105.36105.56105.762010
2011105.920.37%1.44%106.04106.16106.32106.44106.56106.682.30%5.32%107.16107.60108.08108.56109.042011
2012109.521.53%3.77%109.88110.20110.56110.88111.24111.601.10%2.91%111.88112.12112.40112.68112.962012
2013113.240.88%2.47%113.48113.72113.92114.16114.40114.640.59%1.88%114.80115.00115.16115.36115.522013
2014115.720.59%1.88%115.92116.08116.28116.44116.64116.800.92%2.55%117.04117.28117.56117.80118.042014
2015118.280.74%2.19%118.48118.72118.92119.16119.36119.56-0.80%0.00%119.56119.56119.56119.56119.562015
2016119.560.77%2.25%119.80120.00120.24120.44120.68120.920.08%0.86%121.00121.08121.16121.28121.362016
2017121.441.38%3.47%121.80122.12122.48122.84123.20123.560.98%2.67%123.84124.12124.40124.64124.922017
2018125.201.24%3.19%125.52125.88126.20126.52126.88127.201.11%2.93%127.52127.80128.12128.44128.762018
2019129.081.16%3.03%129.40129.72130.04130.40130.72131.040.70%2.10%131.28131.48131.72131.96132.202019
2020132.401.01%2.73%132.68133.00133.32133.60133.92134.200.53%1.76%134.40134.60134.80135.00135.202020
2021135.400.84%2.39%135.68135.92136.20136.48136.76137.001.77%4.25%137.48137.96138.44138.92139.442021
2022139.923.56%7.84%140.80141.72142.64143.56144.48145.404.81%10.35%146.64147.88149.12150.36151.642022
2023152.923.24%7.20%153.84154.72155.64156.56157.48158.441.69%4.09%158.96159.52160.04160.60161.122023
2024161.681.97%4.65%162.32162.92163.56164.16164.80165.441.48%3.67%165.96166.44166.96167.44167.962024
2025168.480.95%2.61%168.84169.20169.56169.96170.32170.681.43%3.57%171.20171.68172.20172.72173.202025
2026173.721.56%3.83%174.28174.84175.36175.92176.48177.04

From $100.00 to $177.04 over 17.5 years = 3.29% average annual increase compounded semi-annually.

Generated  11/04/25  09:10