The graph illustrates the ratio of five distinct type2 of books marketed by a bookseller from 1972 to 2012. Overall, it is clear that Adult fiction was the most popular books in the end of3 period. Conversely, Others was most preferred type of books in the early period.
In 1972, Others type books recorded was the highest percentage. In addition, Adult fiction, children’s fiction and biography have the same percentage at 20% on all of them. In constrast, Travel books registered the lowest proportion in this year at 15% specifically.
However, In 1992 Adult fiction experienced a significant increase and became the highest percentage at 25% in this year, followed by children’s fiction and others at 22% and 20% respectively. While, Travel and Biography were the least preferred at 18% and 15% respectively. Nevertheless, In the end of period adult fiction experienced a substantial growth at 45%, followed by Children’s fiction at 25%. Meanwhile, travel ,biography, and others spent at under of 15% for the total of percentage
