The pie charts compare and contrast data on the change in the percentage of people working in three different sectors in 2 town, over a coure 50 years, between 1960 and 2010.
Overall, a closer look at the graphs highlight the fact that the proportion of services in the town A witnessed an increase, the opposite was true for that of sales and manuafacturing. In additional, the percentage of sales and services increased while the figure of munuafacturing decreased
Looking at the two pie charts in town A in the more detail, the proportion of services began at 29% in 1960 but later climbed significantly to 64% in 2010, which was the highest in the period while the proportion of sales and manuafacturing experienced a considerable downward trend from 30% and 41% in 1960 to 16% and 20% in 2010 respectively.
In the town B, starting at 70% during the first year of the period, which was the highest in the 2 town, the percentage of manuafacturing dropped substantially by 17% in 2010. Morewhile, the figure of services saw a rough rise of 15%, which began at 10%. A growth of 2 % was seen in the figure of sales in 2010. 
The pie charts compare and contrast data on the  
change
 in the percentage of  
people
 working in three  
different
 sectors in 2  
town
, over a  
coure
 50 years, between 1960 and 2010. 
Overall
, a closer look at the graphs highlight the fact that the proportion of  
services
 in the  
town
 A witnessed an increase, the opposite was true for that of  
sales
 and  
manuafacturing
. In additional, the percentage of  
sales
 and  
services
 increased while the figure of  
munuafacturing
  decreased
Looking at the two pie charts in  
town
 A in the more detail, the proportion of  
services
 began at 29% in 1960  
but
 later climbed  
significantly
 to 64% in 2010, which was the highest in the period while the proportion of  
sales
 and  
manuafacturing
 experienced a considerable downward trend from 30% and 41% in 1960 to 16% and 20% in 2010  
respectively
.
In the  
town
 B, starting at 70% during the  
first
 year of the period, which was the highest in the 2  
town
, the percentage of  
manuafacturing
 dropped  
substantially
 by 17% in 2010.  
Morewhile
, the figure of  
services
  saw
 a rough rise of 15%, which began at 10%. A growth of 2 % was  
seen
 in the figure of  
sales
 in 2010.