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

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

Overall

, the number of

households

in every annual income

bracket

rose.

Moreover

, The highest wage

bracket

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

while

in 2011, the second wage

bracket

was the most prevalent salary. In 2007, almost 30

million

households

earned $100,000 or more,

while

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

million

families. In 2011, the majority of

households

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

bracket

overtaking others. In the same year, the fifth

bracket

fell slightly, to just over 25

million

, before surpassing all the other brackets at well over 30

million

at the end

of the period. The number of

households

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

million

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

million

, allocated the third

bracket

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