The graphs describes the percentage of people who working in few towns in the years 1960 and 2010, in the three sectors: manufacturing, sales and services.
Overall, in the year 1960 the sector sales was in the top of the chart in both of cities with the percentage of people 41% in Town A and 70% in Town B. Then the situation changed in the year 2010 the most popular sector was a manufacturing with percentage 64% in Town A, but in Town B the most popular sector still a sales.
In Town A from 50 years were many changes, the sales sector extremely declined from 41% to 20%, while the manufacturing sector increased from 29% to 64%, services fallen from 30% to 16%.
In Town B was different situation, the sector sales decreased from 70% to 53%, the sector services slightly rose from 20% to 22% and the sector manufacturing growth from 10% to 25%.
