$500 I Bond with 0.70% Fixed Rate Purchased December 2008

 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
2008 500.002008
20092.46%5.64%502.40504.60507.00509.40511.80514.20-2.78%0.00%514.20514.20514.20514.20514.20514.202009
20101.53%3.77%515.80517.40519.00520.60522.20523.800.77%2.25%524.80525.80526.80527.80528.80529.602010
20110.37%1.44%530.20530.80531.60532.20532.80533.402.30%5.32%535.80538.00540.40542.80545.20547.602011
20121.53%3.77%549.40551.00552.80554.40556.20558.001.10%2.91%559.40560.60562.00563.40564.80566.202012
20130.88%2.47%567.40568.60569.60570.80572.00573.200.59%1.88%574.00575.00575.80576.80577.60578.602013
20140.59%1.88%579.60580.40581.40582.20583.20584.000.92%2.55%585.20586.40587.80589.00590.20591.402014
20150.74%2.19%592.40593.60594.60595.80596.80597.80-0.80%0.00%597.80597.80597.80597.80597.80597.802015
20160.77%2.25%599.00600.00601.20602.20603.40604.600.08%0.86%605.00605.40605.80606.40606.80607.202016
20171.38%3.47%609.00610.60612.40614.20616.00617.800.98%2.67%619.20620.60622.00623.20624.60626.002017
20181.24%3.19%627.60629.40631.00632.60634.40636.001.11%2.93%637.60639.00640.60642.20643.80645.402018
20191.16%3.03%647.00648.60650.20652.00653.60655.200.70%2.10%656.40657.40658.60659.80661.00662.002019
20201.01%2.73%663.40665.00666.60668.00669.60671.000.53%1.76%672.00673.00674.00675.00676.00677.002020
20210.84%2.39%678.40679.60681.00682.40683.80685.001.77%4.25%687.40689.80692.20694.60697.20699.602021
20223.56%7.84%704.00708.60713.20717.80722.40727.004.81%10.35%733.20739.40745.60751.80758.20764.602022
20233.24%7.20%769.20773.60778.20782.80787.40792.201.69%4.09%794.80797.60800.20803.00805.60808.402023
20241.97%4.65%811.60814.60817.80820.80824.00827.201.48%3.67%829.80832.20834.80837.20839.80842.402024
20250.95%2.61%844.20846.00847.80849.80851.60853.40

From $500.00 to $853.40 over 16.5 years = 3.27% average annual increase compounded semi-annually.

Generated  11/01/24  13:13