The bar chart 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 graph compares the sum of households in America by their yearly salary in 2007, 2011, and 2015.

Overall

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,

it is clear that

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in these three years, the $75,000 - $99,999 income range accounted

the

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for the

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least in

this

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report followed by the group of $50,000 - $74,999. The number of households whose revenue was above one hundred thousand was twice as many as the revenue between $75,000 and $99,999. The gap between the categories of less than $25,000 and $25,000 to $49,999 was narrowing. Looking at the chart more closely, one can see that in 2007, the largest share of

this

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research was in the family which earned more than $100,000, but in 2011, the biggest part was replaced by the families' whose earnings were between $25,000 and $49,999. In 2015, the section of $100,000 or more became the major share again. The families's annual wage range from $50,000 to $74,999 remained the same for three years. The proportion in which households receive money more than $75,000 and less than $99,999 was around 14 million to 15 million.