The bar chart below illustrates the amount of medicines sales in percentages, by territory,for total duration of 4 years.
The data are extracted from drug companies of three regions.These are : America,Europe,Asia.The research has a start from 2002 year,where America takes a leaderswhip position by having more sales than other three regions.During this statistic , it can be noticed that the sales of pharmacies in Asia areas are gradually raising for 15 percent during stated period.Hence,compared to Asia Western regions are experienced by marginal increase in sales untill 2004 year and gradual decrease up to 2006 year.Therefore by paing attention to number data,Europe and america were absolutely identical of accordance of the second and last years of illustration,at the same time Asia maintained the highest scores in the last two years ,which says that medicine companies sales in asian countries has approved their position in sales over last roughly 3 years.
Eventually,all regions ,except Asia showed significant changes by marginal decrease for stated time ,as well as Eastern countries experienced increase in sales during a period from 2002-2006.