The chart compares the amount of American households at five different yearly revenue levels in 2007, 2011 and 2015.
Households who gain over one hundred thousand dollars was the majority in 2007 and 2015 especially the amount reached the peak of almost 35 millions in 2015, but it was ranked third in 2011. And the group of residents with the revenue between $75,000 and $99,999 was always the minority with a stable amount in these three years.
Number of residents with the income below $49,999 was the second majority in all three years while residents at the income level of from $25,000 to $49,999 are a little bit higher than the other ones. Meanwhile, the amount of households with from $50,000 to $74,999 remained at the third place in every year, with around 20 millions. Comparing that the amount of every group had a little change within 3 millions, the amount of the group with more than $100,000 yearly income saw a dramatic rise from 2011 to 2015.
