The bar chart illustrates the total yield percentage of a drug firm in three different regions: America, Europe, and Asia between 2002 and 2006.Overall, the total sales numbers in America and Europe saw a decline, whereas the opposite was true for Asia. Furthermore, America had the most people buying drugs at the beginning of the period, followed by Europe and Asia.
To commence, the American firm sold the most drugs at 41% in 2002, followed by Europe, at 34%. Notably, total revenue in Europe marginally grew to its peak in 2004, at 38%, while America bottomed out at 27%. During the latter half of the period, Europe started to decline by 8% in 2006, standing at 30%, equal to that of America, which had a marginal increase of 3%.
Regarding Asia, the country only accounted for 25% of drugs being sold in 2002. This figure showed an upturn until 2006, about two-fold the beginning proportion, at 40%, overtaking that of the two given countries and becoming the leading region in terms of aggregate revenue.