The charts compare the proportions of people working in different sectors in town A and B in two years 1960 and 2010.
Overall, its clear that employment patterns changed considerably over the 50-year period. Manufacturing became the dominant sector in Town A, while sales remained the largest employer in Town B despite a decline. Services showed relatively smaller changes in both towns.
In town A, sales was the largest in 1960, accounting for 41% of workers, followed by the services at 30%, and manufacturing at 29%. By 2010, manufacturing had grown dramatically to 64%, becoming the main employer. In contrast, sales and services declined significantly to 20% and 16%, respectively.
In town B, sales dominated employment in 1960, with a high 70% of workers, while services accounted for 20% and manufacturing just 10%. By 2010, sales had fallen to 53%, though it remained the largest sector. Manufacturing increased notably to 25%, and services rose slightly to 22%.
In summary, In summary, Town A experienced a major shift toward manufacturing, whereas Town B continued to rely heavily on sales, with more moderate changes across sectors.