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

The given bar graph illustrates the number of US households by their yearly salary between 2007 and 2015. Units are measured in millions.

Overall

, it can clearly be seen all categories stayed relatively stable despite few fluctuations, except for 100 thousand dollars or more.

Firstly

, The number of households which had a minimum of $50,000 and $75,000 income remained steady throughout the given period. The former stayed exactly at 20

while

the latter centered roughly around 14 from 2007 to 2015.

On the contrary

, more apparent fluctuations were found in the income less than $25,000 and in the range of $25,000 to $50,000. After moderately growing by 4 in 2011, the former

then

experienced a small decline to about 27 in 2015.

Similarly

, the latter stood approximately at 26 in 2007 before hitting a peak at 30 in 2011. It

then

faintly fell by 2 in 2015.

Lastly

, in spite of a slight decrease of 2 between 2007 and 2011, the $100,000 category

then

experienced a dramatic rise to just below 35 by the end of the given period.