$100 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 100.002007
20081.53%4.28%100.36100.72101.08101.44101.80102.162.42%6.07%102.68103.20103.68104.20104.72105.282008
20092.46%6.15%105.80106.36106.88107.44107.96108.52-2.78%0.00%108.52108.52108.52108.52108.52108.522009
20101.53%4.28%108.92109.28109.68110.08110.44110.840.77%2.75%111.08111.36111.60111.84112.12112.362010
20110.37%1.94%112.56112.72112.92113.08113.28113.442.30%5.83%114.00114.52115.08115.64116.20116.762011
20121.53%4.28%117.16117.60118.00118.40118.84119.241.10%3.41%119.56119.92120.24120.60120.92121.282012
20130.88%2.97%121.56121.88122.16122.48122.76123.080.59%2.39%123.32123.56123.80124.04124.32124.562013
20140.59%2.39%124.80125.04125.32125.56125.80126.040.92%3.05%126.36126.68127.00127.32127.64127.962014
20150.74%2.69%128.24128.52128.80129.12129.40129.68-0.80%0.00%129.68129.68129.68129.68129.68129.682015
20160.77%2.75%129.96130.28130.56130.88131.16131.480.08%1.36%131.64131.76131.92132.08132.24132.362016
20171.38%3.98%132.80133.24133.68134.12134.56135.000.98%3.17%135.36135.72136.08136.44136.80137.122017
20181.24%3.69%137.52137.96138.36138.80139.24139.641.11%3.43%140.04140.44140.84141.24141.64142.042018
20191.16%3.53%142.44142.88143.28143.72144.12144.560.70%2.61%144.88145.20145.52145.80146.12146.442019
20201.01%3.23%146.84147.24147.60148.00148.40148.800.53%2.27%149.08149.36149.64149.92150.20150.482020
20210.84%2.89%150.84151.20151.56151.92152.28152.641.77%4.76%153.24153.84154.44155.04155.68156.282021
20223.56%8.36%157.36158.44159.52160.60161.72162.804.81%10.88%164.24165.72167.16168.64170.16171.642022
20233.24%7.72%172.72173.84174.92176.04177.16178.281.69%4.60%178.96179.64180.32181.00181.68182.402023
20241.97%5.16%183.16183.96184.72185.52186.32187.121.48%4.18%187.76188.40189.08189.72190.36191.042024
20250.95%3.11%191.52192.04192.52193.00193.52194.001.43%4.08%194.64195.32195.96196.64197.28197.962025
20261.56%4.34%198.68199.40200.08200.80201.52202.24

From $100.00 to $202.24 over 18.5 years = 3.84% average annual increase compounded semi-annually.

Generated  11/04/25  09:10