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 bar graph displays the proportion of American families alongside their annual earnings in three different years.

Overall

,

it is clear that

in 2007 and 2015, most people were earning 100,000

dollars

,

while

in 2011, fewer people could earn that much. In terms of changes, the

number

of families whose income was less than 25,000

dollars

has changed over the years. In 2007, the

number

of

this

type of family was 25

million

,

then

, it rose to nearly 30

million

.

However

, it fell slightly to roughly 27

million

.

Moreover

, the same thing happened for those who earned between 25,000

dollars

and 49,999

dollars

. In the first year, the

number

of these households was about 26

million

, and it reached exactly 30

million

in 2011, whilst it declined to almost 28

million

by 2015.

On the other hand

, the

number

of people whose income was 100,000 or more per year accounted for 30

million

in 2007.

Although

it decreased to 26

million

in 2011, it increased dramatically to nearly 35

million

in the

last

year. Concerning those categories that remained the same or had insignificant changes, the

number

of those families that were earning 50,000-74,999

dollars

as well as

those whose income was between 75,000 and 99,999

dollars

, did not experience significant changes. As a ,result the

number

of these two types of households was 20

million

and 15

million

respectively.