The bar chart illustrates the sales figures for four distinct book categories—Hobbies, Entertainment, History, and Art—between 2002 and 2012. Overall, History books remained the most popular choice by a considerable margin, whereas Hobbies books saw a downward trend, ending as the least purchased category.
History books began at 4.5 thousand copies in 2002 and experienced steady growth, peaking at 10 thousand copies in 2008 before fluctuating slightly to finish at 9 thousand in 2012. In contrast, Hobbies books started at 0.5 thousand copies, briefly rose to 0.8 thousand in 2004, but then plummeted to a consistent low of 0.2 thousand copies for the remainder of the decade.
Regarding the other categories, Art books showed a gradual upward trajectory, rising from 1.8 thousand copies in 2002 to reach a plateau of 4 thousand copies by 2010. Entertainment books also followed a generally positive trend, increasing from 1.6 thousand in 2002 to 3 thousand in 2008, before experiencing a minor dip and recovering to 3 thousand copies by the end of the period. Overall, while History books maintained a clear lead, the other categories showed more modest growth or stability.