The pie charts, illustrate the number of people who are working in different sectors in town A and town B, between 1960 and 2010.
Overall, the pie charts demonstrate three different types of sectors, such as, sales, service and manufacturing sector. Units are measured in percentage.
On the one hand, the town “A” pie charts shows that statistic services static was 29 percent in 1960 and during 50 years, statistic had considerably increased to 64 percent. In fact, other two statistics had slightly reduced,for example, sales and manufacturing statistics had decreased by half during the whole period.
On the other hand, the town “B” pie charts show that sales statistic had slightly changed during the whole period. However, the manufacturing statistics was 70 percent in 1960 and slightly reduced to 53 percent in 2010. In fact, statistic about services sector showed 10 percent in 1960 and had increased to 25 percent during 50 years.