The bar chart illustrates the changes in sales figures for five different types of books between 2005 and 2015, measured in thousands of copies.
Overall, most book categories experienced a rise in sales over the ten-year period, with Children's Books showing the most significant growth. In contrast, sales of Comics consistently decreased during this time.
Looking at the categories that grew, Fiction books saw a steady increase from 120,000 copies in 2005 to 150,000 in 2015. Similarly, Non-fiction sales climbed from 90,000 to 130,000 copies over the same decade. Educational books also showed a consistent upward trend, starting at 70,000 copies and reaching 100,000 by 2015.
Meanwhile, Children's Books recorded the most dramatic growth, beginning at 80,000 copies in 2005 and surging to 170,000 by 2015. This made it the best-selling category at the end of the period. Conversely, Comics were the only type to decline, with sales falling from 60,000 copies in 2005 to 50,000 in 2015, making them the lowest-selling category throughout the period.