The chart below shows the number of households in the US by their annual income in 2007, 2011 and 2015.

The given bar charts depict the changes in the number of households by their yearly income in the US in the period of 2007, 2011, and 2015. In general, the whole chart experienced minor fluctuation during the given time.

Firstly

, the sector of under 25k illustrates an opposing trend to the more than 100k band.

While

the first body had an increase of a mere 5

million

in 2011 and

then

a decrease of a few

million

in 2015, the latter group faced a slight decline from 30millions followed by a significant boom to just under 35

million

becoming the highest quantity in the data.

Furthermore

, both groups of 50k to 75k and 75k to 100k remained almost stable in

this

time at about over 20

million

and just under 15millions respectively.

Moreover

, the 25k to 50k group did see the same trend as the under 25k group fluctuating between 25 and 30

million

.

Overall

, the annual income of US households did not experience major differences in the years given.

However

, the least amount belongs to the 75k to 100k party with 15

million

and the highest peak started at 100k or more section in 2007 and ended at around less than 35

million

in 2015.