The chart below shows the number of households in the US by their annual income in 2007, 2011 and 2015. Summarize the information by selecting and reporting the main features, and make comparisons where relevant.

The chart displays the figure for yearly income housekeeping in the United States, dived into five categories. Date are respectively given for 2007, 2011 and 2015. Overall, it is clear that the highest profit categorie is $100,000 or more, especially in 2007 and 2015. While, the lowest type of profit in all three years is […]