The line graph grap illustrates the changes in employment trends over a period of 70 years in the United States.

The line graph

grap

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graph

illustrates the changes in employment trends over a period of 70 years in the United States. It

ís

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is

noticeable that the majority of the American workforce was engaged in farming, fishing, and forestry activities,

while

industries

,

sales

and office jobs,

technology

, and other services had relatively low employment rates in

ratesin

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rates in

rates

1930.

However

, over the next 70 years, the number of workers employed in farming, fishing, and forestry decreased significantly,

while

those working in

sales

and offices,

industries

, and

technology

increased. In 1930, over 75% of the US

labor

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labour

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force worked in farming, fishing, and forestry.

This

percentage gradually decreased until 1970 and

then

dropped even

further

, reaching only around 3% by 2010.

This

represented a decrease of over 70% over the 70-year period. Other service

industries

witnessed a slight decrease of approximately 5% over the same period.

In contrast

, the percentages of workers employed in

sales

and offices,

as well as

in

industries

and

technology

, increased slightly from 1930 to 1970. All three fields witnessed a robust rise from 1970 to 2010. The percentage of workers in

sales

and offices increased by approximately 8%,

while

that of

industries

and

technology

rapidly accelerated, reaching a similar percentage of around 35%.

This

represented an

overall

increase of approximately 25% for these two fields.