Question: The pie charts below show the percentage of five kinds of books sold by a bookseller between 1972 and 2012.
The three pie charts compare the proportion of each of the five book categories that a bookseller sold over a period of 40 years.
It can be seen that adult fiction and children's fiction become the highest categories over the period shown, whereas the three remaining categories decreased in three years. Additionally, adult fiction overtook the "others" category as the most prevalent book.
Looking at the chart for more details, travel books witnessed a slight increase in 1992 from 15% to 18% and then it fell to just 10% in 2012. Regarding the biography books, there was a plummet between 20% to just 8% in 2012. Similarly, there was a significant drop in the "others" category from 25% in 1972 to 12% in 2012.
When it comes to adult fiction and children's fiction, there was an equal number in these categories (20%) in 1972. After 40 years, the number of adult fiction books experienced a notable increase to 45%, which was nearly double that of children's fiction books (25%).
The three pie charts compare the proportion of each of the five book categories that a bookseller sold over a period of 40 years.
It can be seen that adult fiction and children's fiction become the highest categories over the period shown, whereas the three remaining categories decreased in three years. Additionally, adult fiction overtook the "others" category as the most prevalent book.
Looking at the chart for more details, travel books witnessed a slight increase in 1992 from 15% to 18% and then it fell to just 10% in 2012. Regarding the biography books, there was a plummet between 20% to just 8% in 2012. Similarly, there was a significant drop in the "others" category from 25% in 1972 to 12% in 2012.
When it comes to adult fiction and children's fiction, there was an equal number in these categories (20%) in 1972. After 40 years, the number of adult fiction books experienced a notable increase to 45%, which was nearly double that of children's fiction books (25%).
bf4816a6c092c8e1.jpg