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

The bar chart illustrates the count of American households

according to

their yearly

income

in 2007, 2011, and 2015. The count of households is measured in millions.

Overall

, moderate earnings were relatively stable

while

the highest

income

group experienced an upward trend in the given period.

To begin

with, the majority of United States residents earn more than $100,000 annually. The count began at marginally below 30

million

in 2007 and slightly decreased by less than five

million

in 2011.

Subsequently

,

this

number grew moderately to approximately 34

million

, reaching its peak in the concluding period. Looking into more detail, the lowest yearly salary group, with less than $25,000 per household, witnessed a mild fluctuation between 2011 to 2015. The number peaked at just below 30

million

in 2011.

Similarly

, the group with the second lowest

income

faced the same pattern.

On the other hand

, the two intermediate

income

groups, ranging from $50,000 to $99,999 remained relatively steady during the observation period.