The bar chart compares the annual income of the US households in five major categories in 2007, 2011 and 2015.
It is clear that people who earn 100,000$ or more their income rose steadily , while the number of household who earn between 75000$ to 99000$ remained stable over the period.
The number of households earn 100,000$ or more increase gradually from nearly 30 percent in 2007 to around 35 percent in 2015, showing a mior dropped of approximately 3% in 2011. There was a moderate surge of around 5% in the number of household who earns between 25,000$ – 49,999$, from roughly 27 percent to just under 30 percent to approximately 28 percent between 2007, 2011 and 2015. The number of household who earns less than 25,000$ experienced a modest increase, from 25 percent to nearly 27 percent between 10 years period.
The figure for both who earn 50,000-74,499 $ and 75,000-99,999$ followed similar pattern. Both figure remained relatively stable over the period with minor ups and downs.