$25 I Bond with 1.00% Fixed Rate Purchased May 2004

 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
2004 25.001.19%3.39%25.0725.1425.2125.2825.3525.421.33%3.67%25.502004
200525.5725.6525.7325.8125.891.79%4.60%25.9926.0926.1926.2926.3926.492.85%6.73%26.642005
200626.7826.9327.0827.2327.380.50%2.01%27.4327.4727.5227.5627.6127.661.55%4.12%27.752006
200727.8527.9428.0428.1328.231.21%3.43%28.3128.3928.4728.5528.6328.711.53%4.08%28.812007
200828.9029.0029.1029.2029.302.42%5.86%29.4429.5829.7329.8730.0130.162.46%5.94%30.312008
200930.4630.6030.7530.9031.06-2.78%0.00%31.0631.0631.0631.0631.0631.061.53%4.08%31.162009
201031.2731.3831.4831.5931.690.77%2.55%31.7631.8231.8931.9632.0332.090.37%1.74%32.142010
201132.1832.2332.2832.3232.372.30%5.62%32.5232.6732.8232.9733.1333.281.53%4.08%33.392011
201233.5033.6233.7333.8433.961.10%3.21%34.0534.1434.2334.3234.4134.510.88%2.77%34.592012
201334.6734.7534.8334.9134.990.59%2.19%35.0535.1235.1835.2435.3135.370.59%2.19%35.432013
201435.5035.5635.6335.6935.760.92%2.85%35.8435.9336.0136.1036.1836.270.74%2.49%36.342014
201536.4236.5036.5736.6536.72-0.80%0.00%36.7236.7236.7236.7236.7236.720.77%2.55%36.802015
201636.8836.9537.0337.1137.190.08%1.16%37.2337.2637.3037.3337.3737.411.38%3.77%37.532016
201737.6437.7637.8838.0038.120.98%2.97%38.2138.3138.4038.5038.5938.69

From $25.00 to $38.69 over 13.5 years = 3.26% average annual increase compounded semi-annually.

Generated  05/01/17  10:10