$1,000 I Bond with 1.20% Fixed Rate Purchased May 2005

 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
2005 1,000.001.79%4.80%1,004.001,008.001,012.001,016.001,020.001,024.002.85%6.93%1,030.002005
20061,035.601,041.601,047.601,053.601,059.600.50%2.21%1,061.601,063.601,065.601,067.201,069.201,071.201.55%4.32%1,075.202006
20071,078.801,082.801,086.401,090.401,094.401.21%3.63%1,097.601,100.801,104.401,107.601,110.801,114.401.53%4.28%1,118.402007
20081,122.401,126.401,130.401,134.401,138.402.42%6.07%1,144.001,150.001,155.601,161.201,167.201,172.802.46%6.15%1,178.802008
20091,184.801,190.801,196.801,202.801,208.80-2.78%0.00%1,208.801,208.801,208.801,208.801,208.801,208.801.53%4.28%1,213.202009
20101,217.201,221.601,226.001,230.401,234.800.77%2.75%1,237.601,240.401,243.201,246.001,248.801,251.600.37%1.94%1,253.602010
20111,255.601,257.601,259.601,261.601,263.602.30%5.83%1,269.601,275.601,282.001,288.001,294.401,300.401.53%4.28%1,304.802011
20121,309.601,314.401,318.801,323.601,328.401.10%3.41%1,332.001,336.001,339.601,343.601,347.201,351.200.88%2.97%1,354.402012
20131,358.001,361.201,364.401,368.001,371.200.59%2.39%1,374.001,376.801,379.201,382.001,384.801,387.600.59%2.39%1,390.402013
20141,393.201,396.001,398.801,401.601,404.000.92%3.05%1,407.601,411.201,414.801,418.401,422.001,425.600.74%2.69%1,428.802014
20151,432.001,435.201,438.401,441.601,444.80-0.80%0.00%1,444.801,444.801,444.801,444.801,444.801,444.800.77%2.75%1,448.002015
20161,451.201,454.801,458.001,461.201,464.800.08%1.36%1,466.401,468.001,469.601,471.601,473.201,474.801.38%3.98%1,479.602016
20171,484.401,489.601,494.401,499.201,504.000.98%3.17%1,508.001,512.001,516.001,520.001,524.001,528.001.24%3.69%1,532.802017
20181,537.201,542.001,546.801,551.601,556.001.11%3.43%1,560.401,564.801,569.201,573.601,578.401,582.801.16%3.53%1,587.602018
20191,592.001,596.801,601.201,606.001,610.800.70%2.61%1,614.401,617.601,621.201,624.801,628.401,632.001.01%3.23%1,636.402019
20201,640.801,645.201,649.601,654.001,658.400.53%2.27%1,661.601,664.801,667.601,670.801,674.001,677.200.84%2.89%1,681.202020
20211,685.201,689.201,693.201,697.201,701.60

From $1,000.00 to $1,701.60 over 16.0 years = 3.35% average annual increase compounded semi-annually.

Generated  11/02/20  10:30