$200 I Bond with 0.00% Fixed Rate Purchased November 2010

 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
2010 200.000.37%0.74%200.162010
2011200.24200.40200.48200.64200.722.30%4.60%201.52202.24203.04203.76204.56205.361.53%3.06%205.922011
2012206.40206.96207.44208.00208.481.10%2.20%208.88209.28209.60210.00210.40210.800.88%1.76%211.122012
2013211.44211.76212.00212.32212.640.59%1.18%212.88213.04213.28213.44213.68213.920.59%1.18%214.162013
2014214.32214.56214.80214.96215.200.92%1.84%215.52215.84216.16216.48216.88217.200.74%1.48%217.442014
2015217.76218.00218.24218.56218.80-0.80%0.00%218.80218.80218.80218.80218.80218.800.77%1.54%219.042015
2016219.36219.68219.92220.24220.480.08%0.16%220.48220.56220.56220.56220.64220.641.38%2.76%221.122016
2017221.68222.16222.64223.20223.680.98%1.96%224.08224.40224.80225.12225.52225.841.24%2.48%226.322017
2018226.80227.20227.68228.16228.641.11%2.22%229.04229.52229.92230.32230.72231.201.16%2.32%231.682018
2019232.08232.56232.96233.44233.920.70%1.40%234.16234.48234.72235.04235.28235.521.01%2.02%235.922019
2020236.32236.72237.12237.52237.920.53%1.06%238.16238.32238.56238.72238.96239.200.84%1.68%239.522020
2021239.84240.24240.56240.88241.201.77%3.54%241.92242.64243.36244.00244.72245.443.56%7.12%246.882021
2022248.32249.76251.20252.72254.164.81%9.62%256.16258.16260.24262.24264.32266.403.24%6.48%267.842022
2023269.28270.72272.16273.60275.04

From $200.00 to $275.04 over 12.5 years = 2.57% average annual increase compounded semi-annually.

Generated  11/01/22  11:42