The chart below shows the number of household in the US by their annual income 1n 2007,2011 and 2015. summarize the information.

The bar graph compares three different years in terms of

households

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' annual income. Incomes were divided into five brackets ranging from less than $25,000 to over $100,000.

Overall

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, the number of

households

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in every annual income

bracket

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rose.

Moreover

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, The highest wage

bracket

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was dominant at the beginning and the end of the period,

while

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in 2011, the second wage

bracket

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was the most prevalent salary. In 2007, almost 30

million

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households

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earned $100,000 or more,

while

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generating between $25,000-$49,999 attracted just over 25

million

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families. In 2011, the majority of

households

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earned less than $50,000, with the %25,000-$49,999

bracket

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overtaking others. In the same year, the fifth

bracket

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fell slightly, to just over 25

million

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, before surpassing all the other brackets at well over 30

million

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at the end

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of the period. The number of

households

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earning between $50,000-$99,999 remained relatively stable over the given period, with around 20

million

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generating between $50,000-$74,999 annually. Meanwhile, a minority, around 15

million

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, allocated the third

bracket

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, $75,000-$99,999, to themselves.