$25 I Bond with 1.00% Fixed Rate Purchased February 2005

 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
2005 25.001.33%3.67%25.0825.1525.2325.3025.3825.461.79%4.60%25.5625.6525.7525.852005
200625.9526.052.85%6.73%26.1926.3426.4826.6326.7826.930.50%2.01%26.9727.0227.0627.112006
200727.1627.201.55%4.12%27.2927.3927.4827.5727.6727.761.21%3.43%27.8427.9228.0028.082007
200828.1628.241.53%4.08%28.3428.4328.5328.6228.7228.822.42%5.86%28.9629.1029.2429.382008
200929.5229.662.46%5.94%29.8129.9530.1030.2430.3930.54-2.78%0.00%30.5430.5430.5430.542009
201030.5430.541.53%4.08%30.6430.7530.8530.9531.0631.160.77%2.55%31.2331.2931.3631.422010
201131.4931.560.37%1.74%31.6131.6531.7031.7431.7931.832.30%5.62%31.9832.1332.2732.422011
201232.5732.721.53%4.08%32.8332.9433.0533.1633.2833.391.10%3.21%33.4833.5733.6633.752012
201333.8433.930.88%2.77%34.0134.0934.1634.2434.3234.400.59%2.19%34.4634.5334.5934.652013
201434.7134.780.59%2.19%34.8434.9134.9735.0335.1035.160.92%2.85%35.2435.3335.4135.492014
201535.5835.660.74%2.49%35.7335.8135.8835.9636.0336.10-0.80%0.00%36.1036.1036.1036.102015
201636.1036.100.77%2.55%36.1836.2536.3336.4136.4836.560.08%1.16%36.6036.6336.6736.702016
201736.7436.771.38%3.77%36.8837.0037.1137.2337.3537.460.98%2.97%37.5537.6437.7437.832017
201837.9238.02

From $25.00 to $38.02 over 13.0 years = 3.25% average annual increase compounded semi-annually.

Generated  05/01/17  10:10