The pie charts illustrate the rate of 5 different books genre sold by a book seller from 1972 to 2012.
Overall, it can be seen that Adult fiction was the most popular genre, while the proportion of children fiction rose steadily over the 40 year period. Moreover, travel witnessed a fluctuation and Biography saw an downward trend.
Specifically, the percentage of adult’s fiction and children’s fiction were the highest 1972, acount for almost 40% of the total books. In the following 40 years that figures for Adult’s books rose significanly to 45%, while that figure for children’s books increase steadily to 25%.
It is clear from the chart that others kind of books and biography were more popular than travel but then loose it popularity in 2012 by 13% and 12% respectively. The rate of travel books sold witnessed an increase of 3% from 1972 to 1992 but then decreased considerably to 10% in 2012.
