$25 I Bond with 3.40% Fixed Rate Purchased December 1999

 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
1999 25.001999
20001.76%6.98%25.1425.2925.4325.5825.7225.871.91%7.28%26.0226.1826.3426.4926.6526.812000
20011.52%6.49%26.9527.1027.2427.3927.5327.681.44%6.33%27.8227.9728.1128.2628.4128.562001
20021.19%5.82%28.7028.8328.9729.1129.2529.390.28%3.97%29.4929.5829.6829.7829.8829.972002
20031.23%5.90%30.1230.2630.4130.5630.7030.851.77%7.00%31.0331.2131.3931.5731.7531.932003
20040.54%4.50%32.0532.1732.2932.4132.5332.651.19%5.82%32.8132.9633.1233.2833.4433.602004
20051.33%6.11%33.7733.9434.1134.2834.4534.631.79%7.04%34.8335.0335.2335.4435.6435.852005
20062.85%9.20%36.1236.3936.6736.9437.2237.500.50%4.42%37.6437.7737.9138.0538.1938.332006
20071.55%6.55%38.5438.7438.9539.1639.3739.591.21%5.86%39.7839.9740.1740.3640.5540.752007
20081.53%6.51%40.9741.1941.4141.6341.8542.082.42%8.32%42.3742.6642.9543.2443.5343.832008
20092.46%8.40%44.1344.4444.7445.0545.3645.67-2.78%0.00%45.6745.6745.6745.6745.6745.672009
20101.53%6.51%45.9146.1646.4146.6646.9147.160.77%4.97%47.3547.5547.7447.9448.1348.332010
20110.37%4.15%48.5048.6648.8349.0049.1649.332.30%8.08%49.6649.9950.3250.6550.9951.322011
20121.53%6.51%51.5951.8752.1552.4352.7152.991.10%5.64%53.2453.4853.7353.9854.2354.482012
20130.88%5.19%54.7154.9555.1855.4255.6655.890.59%4.60%56.1056.3256.5356.7456.9657.182013
20140.59%4.60%57.4057.6257.8358.0558.2758.500.92%5.27%58.7559.0159.2759.5259.7860.042014
20150.74%4.91%60.2860.5360.7761.0261.2761.51-0.80%1.77%61.6061.6961.7861.8761.9662.052015
20160.77%4.97%62.3062.5662.8263.0763.3363.590.08%3.56%63.7863.9764.1564.3464.5364.722016
20171.38%6.21%65.0565.3865.7266.0566.3966.73

From $25.00 to $66.73 over 17.5 years = 5.69% average annual increase compounded semi-annually.

Generated  11/01/16  10:44