$25 I Bond with 1.30% Fixed Rate Purchased August 2007

 Jan
1
Feb
1
Infla
tion
Rate
Com
posite
Rate
Mar
1
Apr
1
May
1
Jun
1
Jul
1
Aug
1
Infla
tion
Rate
Com
posite
Rate
Sep
1
Oct
1
Nov
1
Dec
1
2007 25.001.21%3.74%25.0825.1525.2325.312007
200825.3925.471.53%4.38%25.5625.6525.7525.8425.9326.032.42%6.17%26.1626.2926.4326.562008
200926.7026.832.46%6.25%26.9727.1127.2527.3927.5327.67-2.78%0.00%27.6727.6727.6727.672009
201027.6727.671.53%4.38%27.7727.8727.9728.0728.1728.280.77%2.85%28.3528.4128.4828.552010
201128.6228.680.37%2.04%28.7328.7828.8328.8728.9228.972.30%5.93%29.1129.2529.4029.542011
201229.6829.831.53%4.38%29.9430.0530.1530.2630.3730.481.10%3.51%30.5730.6630.7530.842012
201330.9331.010.88%3.07%31.0931.1731.2531.3331.4131.490.59%2.49%31.5631.6231.6931.752013
201431.8231.880.59%2.49%31.9532.0132.0832.1432.2132.280.92%3.15%32.3632.4532.5332.622014
201532.7032.790.74%2.79%32.8732.9433.0233.0933.1733.25-0.80%0.00%33.2533.2533.2533.252015
201633.2533.250.77%2.85%33.3333.4133.4933.5733.6433.720.08%1.46%33.7633.8033.8433.882016
201733.9333.971.38%4.08%34.0834.2034.3134.4334.5534.660.98%3.27%34.7534.8534.9435.042017
201835.1335.231.24%3.80%35.3435.4535.5635.6735.7935.90

From $25.00 to $35.90 over 11.0 years = 3.32% average annual increase compounded semi-annually.

Generated  11/17/17  15:20