The chart below shows the number of households in the US by their annual income in 2007, 2011 and 2015. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

The bar chart illustrates the number of American households categorized by their yearly avenue in 2007, 2011, and 2015.

Overall

,

it is clear that

the number of people with less than 100.000$ was dramatically more than those with a higher income. Looking at details, people who made below 25.000$ and those with 25.000$-49.999$ salaries showed somewhat a similar trend with their numbers rising from around 25 each in 2007 to almost 30 each in 2011 and dropping again to well below 30 each in the

last

year. In comparison, the same figure for households with a salary ranging from 50.000$ to 99.999$ remained rather stable in three years at an average of 17.

Additionally

, the number of people making more than 100.000$, being more than other groups, was

initially

at almost 30 in 2007.

However

, in 2011, it dwindled to slightly below 30, prior to its recovery to a peak of to well above 30 in 2011.