$25 I Bond with 0.00% Fixed Rate Purchased October 2015

 Jan
1
Feb
1
Mar
1
Apr
1
Infla
tion
Rate
Com
posite
Rate
May
1
Jun
1
Jul
1
Aug
1
Sep
1
Oct
1
Infla
tion
Rate
Com
posite
Rate
Nov
1
Dec
1
2015 25.00-0.80%0.00%25.0025.002015
201625.0025.0025.0025.000.77%1.54%25.0325.0625.1025.1325.1625.190.08%0.16%25.1925.202016
201725.2025.2025.2125.211.38%2.76%25.2725.3325.3825.4425.5025.560.98%1.96%25.6025.642017
201825.6825.7325.7725.811.24%2.48%25.8625.9225.9726.0226.0826.13

From $25.00 to $26.13 over 3.0 years = 1.48% average annual increase compounded semi-annually.

Generated  11/17/17  15:20