$100 I Bond with 3.40% Fixed Rate Purchased December 1999

 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
1999 100.001999
20001.76%6.98%100.56101.16101.72102.32102.88103.481.91%7.28%104.08104.72105.36105.96106.60107.242000
20011.52%6.49%107.80108.40108.96109.56110.12110.721.44%6.33%111.28111.88112.44113.04113.64114.242001
20021.19%5.82%114.80115.32115.88116.44117.00117.560.28%3.97%117.96118.32118.72119.12119.52119.882002
20031.23%5.90%120.48121.04121.64122.24122.80123.401.77%7.00%124.12124.84125.56126.28127.00127.722003
20040.54%4.50%128.20128.68129.16129.64130.12130.601.19%5.82%131.24131.84132.48133.12133.76134.402004
20051.33%6.11%135.08135.76136.44137.12137.80138.521.79%7.04%139.32140.12140.92141.76142.56143.402005
20062.85%9.20%144.48145.56146.68147.76148.88150.000.50%4.42%150.56151.08151.64152.20152.76153.322006
20071.55%6.55%154.16154.96155.80156.64157.48158.361.21%5.86%159.12159.88160.68161.44162.20163.002007
20081.53%6.51%163.88164.76165.64166.52167.40168.322.42%8.32%169.48170.64171.80172.96174.12175.322008
20092.46%8.40%176.52177.76178.96180.20181.44182.68-2.78%0.00%182.68182.68182.68182.68182.68182.682009
20101.53%6.51%183.64184.64185.64186.64187.64188.640.77%4.97%189.40190.20190.96191.76192.52193.322010
20110.37%4.15%194.00194.64195.32196.00196.64197.322.30%8.08%198.64199.96201.28202.60203.96205.282011
20121.53%6.51%206.36207.48208.60209.72210.84211.961.10%5.64%212.96213.92214.92215.92216.92217.922012
20130.88%5.19%218.84219.80220.72221.68222.64223.560.59%4.60%224.40225.28226.12226.96227.84228.722013
20140.59%4.60%229.60230.48231.32232.20233.08234.000.92%5.27%235.00236.04237.08238.08239.12240.162014
20150.74%4.91%241.12242.12243.08244.08245.08246.04-0.80%1.77%246.40246.76247.12247.48247.84248.202015
20160.77%4.97%249.20250.24251.28252.28253.32254.360.08%3.56%255.12255.88256.60257.36258.12258.882016
20171.38%6.21%260.20261.52262.88264.20265.56266.920.98%5.39%268.12269.28270.48271.68272.92274.122017
20181.24%5.92%275.44276.80278.16279.52280.88282.241.11%5.66%283.56284.88286.20287.56288.88290.242018
20191.16%5.76%291.60293.00294.40295.80297.20298.600.70%4.82%299.80300.96302.16303.36304.60305.802019
20201.01%5.45%307.16308.56309.92311.32312.72314.120.53%4.48%315.28316.44317.60318.80319.96321.162020
20210.84%5.11%322.52323.88325.24326.60328.00329.361.77%7.00%331.24333.16335.08337.00338.92340.882021
20223.56%10.64%343.84346.84349.84352.88355.92359.004.81%13.18%362.84366.72370.64374.60378.60382.642022
20233.24%9.99%385.76388.92392.08395.28398.52401.761.69%6.84%404.00406.28408.56410.88413.16415.522023
20241.97%7.41%418.04420.60423.16425.72428.32430.92

From $100.00 to $430.92 over 24.5 years = 6.05% average annual increase compounded semi-annually.

Generated  11/01/23  07:37