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 how many

households

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in the US received

income

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(less than $25,000, $25,000-49,999, $50,000-74,999, $75,000-99,999, $100,000 or more) in 2007, 2011 and 2015. Units are measured in millions.

Overall

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, the highest increase in annual

income

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could be seen in

households

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with

income

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less than $25,000 and $25,000-49,999 between 2007 and 2011,

while

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enterprises with

revenue

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$100,000 or more showed a decrease over the given period but

then

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between 2011-2015 these

households

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rose dramatically and took the pole position.

Furthermore

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, the data clearly indicates that enterprises with an average

income

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of

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$50-000-74,999 and $75,000-99,999 remained relatively stable throughout the entire period.

Initially

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,

households

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with

revenue

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$

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of $

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25,000 and $25,000-49,999 accounted for 25

million

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and around 27

million

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, respectively. Afterwards, they showed

a

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apply

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significant growth and by 2011, the

revenue

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of these organisations reached a peak of 30

million

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before decreasing slightly to 28

million

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in 2015. In terms of

households

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with an annual

income

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$

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of $

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100,000 or more, the figures fluctuated slightly but, in the end, they overtook other

households

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and stood at about 33

million

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in the final year. Concerning enterprises with

revenue

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$

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of $

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50-000-74,999 and $75,000-99,999, their rates remained relatively stable over the given period and made up around 20

million

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and 15

million

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, respectively.