The bar chart gives the information about the number of households in millions by their annual income in the US in three different years, which are 2007, 2001 and 2015.
Overall, the highest number of households was in 2015 who are having the annual income, $100, 000 or more, while the least houses was in 2011 with the annual income between $75, 000-$99, 000.
The salary having less than $25, 000 consists the highest households in the year of 2011 was with nearly 30 millions and 2015 was the year in second position with around 27 millions while the least was in the year of 2007 with 25 millions. When it comes to the salary range of $25, 000 to $49, 999, 2011 was in fist position with 30 millions of houses while 2007 in second place by having 26 millions.
As for next $25, 000, it remained same in all three years with 21 millions of households. Likewise, for the next $85, 000 also, all three years remained constant by having 14 millions and for the salary of $100, 000 or more, 2015 had the highest number of households with 34 millions while 2011 had the least number of households with 27 millions.