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

The bar chart provides information about the quantity of families in the United States by their

earnings

in 2007, 2011 and 2015.

Overall

, there were some numbers of

earnings

which had the most significant changes: the

group

which had income between 100000

dollars

and more was on the top of the chart in 2007 and 2015, the second

group

which includes

earnings

between 25000

dollars

and 49999

dollars

had the biggest amount of

households

in 2011. The

group

of amount income less than 25000

dollars

had a fluctuation during the period. The other groups of

earnings

remained stable all the time. On the top of a chart in 2007 was a

group

of

households

, which included 29 million of members approximately who earned 100000

dollars

and more.

However

, in 2007

this

place was taken by 30

millions

of

households

who earned from 25000

dollars

to 49999

dollars

(there was a gradually increase compared to 2007). In 2015 the data was backed to the way it was in 2007: the

group

of

households

had a significant increase compared to 2011 (from 26.5

millions

to around 34

millions

). The quantity of

households

who earned less than 25000

dollars

had a moderately climb in 2011 (from 25 to 28

millions

of members approximately). Afterwards, there was a slight drop in

this

earning category (from 28 million to around 26.5 million).

On the other hand

, the

group

of people who had incomes from 50000

dollars

to 74999

dollars

and from 75000

dollars

to 99999

dollars

respectively remained constant all the years.