The pie charts illustrate the distribution of sales across five distinct book categories – Adult Fiction, Travel, Biography, Children’s Fiction, and Others – by a bookseller over a span of four decades from 1972 to 2012.
Overall, there is a notable shift in consumer preferences, with Adult Fiction experiencing a significant increase in sales, while the percentages of Travel and Biography genres decline over the years.
In 1972, the sales distribution indicated that the most significant portion of the market was captured by the Biography category at 25%, closely followed by Others and Children’s Fiction, each accounting for 20%. Adult Fiction constituted 20% of the sales, while Travel represented the lowest share at 15%. By 1992, a shift in consumer preference became evident, as Adult Fiction rose to dominate the market with 25%, while the Biography segment saw a reduction to 15%. Nevertheless, Others and Children’s Fiction maintained relatively stable proportions, comprising 20% and 22%, respectively.
By 2012, a further transformation in sales distribution is apparent, with Adult Fiction markedly increasing to 45%, making it the most popular genre. Conversely, the biography category experienced a notable decline to just 10%, becoming the least sold genre. Travel also sustained its decrease, dropping to 12%. In contrast, Children’s Fiction saw a slight increase to 25%, and the Others category diminished to 12%. This trend indicates a clear shift in consumer tastes towards Adult Fiction over the analyzed period.