The graph illustrates the proportion of a drug company’s total sales across different regions from 2002 to 2006.
Overall, the Asia market showed an strong performance than other three regions over time. Additionally, the region of European and Africa remained the highest proportion over time.
The total sales of European and Africa market have a steady rose from 44% to 48% between 2002 and 2004, and then its figure started dropping to 40% in 2006, yet still leaded on the drug market. In addition, an significant increase was recorded in the Asia zone, which initially started at 12% of total sales in 2002 and reached its peak at 28% in 2006, which was 2 times its original value.
In contrast, the north america market experienced a decline pattern. Its best sales performance was at 33% in 2002, after that, Its market proportion had been becoming narrowed till to 2006, which figure at 21%. Furthermore, the area of south america was always took the most small proportion among other regions. This region has fluctuated between 6% and 11% from 2002 to 2006.