The graph below presents the employment patterns in the USA between 1930 and 2010. Summaarise the information by selecting and report in the main features, and make comparisons where relevant.

The line graph illustrates the comparison of five types of workforce in the USA such as industrial, technical, sales and office, farming, fishing and foresting and other services from 1930 to 2010. Overall, farming, fishing and foresting labour force had declined significantly during this period, while number of industrial , technical and sales and office […]