The line graph illustrate the changes of employment including manufacturing, services and agriculture in the USA and the predictions to the future from 1975 to 2025.
Overall, it is obvious that there was an upward trend in the proportion of services while the opposites trends were true for manufacturing and agriculture. Additionally, the data on services is predicted to be the highest in the future.
In 1975, the percentage of agriculture was about 80%, which was the highest in this period and stayed at the peak until 1977. After the peak seasons, the data on agriculture decrease significantly to nearly 20% in 1982 and then be predicted to drop to 10% in 2025.
In 1975, the proportion of services was 10% after witnessing an enormous increase, which overtake that of manufacturing in 1980 and reach over 90% in 2025. With the same starting point, the percentage of manufacturing change in an unexpected way. The figure for Manufacturing increase remarkably to 40% in 1980 after decreasing to 10% in 2025.
