The bar chart depicts information about the proportion of total selling in the drug industry by teritory from 2002 to 2006.
Overall, it can be seen that the major domination of the sales contributed by America on the first period, and Asia has dominated the sales on the end of the period.
Firstly, we can see that in 2002, the amount of Asia’s drug company sales was the smallest number among of all regions approximately 25%. It constantly increased in 2004 reaching 35%, slightly pass through America and Europe, and it was the the largest percentage among of all regions approximately 40% in the end of the period.
Conversely, in the beginning, America was the highest proportion in total about 41%, and showed a generally decreases until 2004 around 27%. It slightly increase again until the end of the period equal with Europe approximately 30%. Meanwhile, Europe have a average changes among of the period of time, the highest total sales in Europe about 38% in 2004.
