You should spend about 20 minutes on this task. The chart below shows the percentage of a drug company's total sales, by region, from 2002 to 2006.Summarise the information by selecting and reporting the main features, and make comparisons where relevant. You should write at least 150 words.

The given bar chart illustrates the percentage distribution of a drug company’s total sales across three regions—America, Europe, and Asia—from 2002 to 2006. In 2002, America had the highest share of sales at 41%, while Europe and Asia accounted for 34% and 25%, respectively. Over the years, America’s share declined steadily, reaching its lowest at […]