A glance provided at the graph reveals data in terms of gross earnings by selling five different types of books over the period of 4 years

Task 1
A glance provided at the graph reveals data in terms of gross earnings by selling five different types of books over the period of 4 years.
Overall, Romance and Classic books income experienced a period of volatility, while figures for Young Adult and Sci-Fi & Fantasy stayed almost unchanged. In addition, Mystery’s earnings fell slightly at the end of period.
Initially, income of Romance book started the epoch at the highest level just over $80.000.000. Despite climbing sharply around to $110.000.00, it underwent an enormous decline to $79.000.000 in 2008. However, there was a steep increase approximately by $15.000.000 in 2010. When it comes to exchange of Mystery type, it witnessed a fluctuation between 2006 and 2010, and reached its peak in 2007 with a little over $80.000.000. End of the period it remained nearly with $60.000.000.
Looking at the information in more detail, we can see that the figures for Young Adult and Classic earned $30.000.000 and just under $ 20.000.00 respectively in 2006. Both of them experienced an oscillation over the 4 years. Income of Young Adult’s book showed as the same results in 2006, while there was a gradual reduce to around $10.000.000 in the income of Classic books in 2010. As for, gross earnings in Sci-Fi & Fantasy books, after insensible changes it stayed its position with a little under $10.000.000.