The two pie charts indicate the proportion of public libraries using with the purpose of borrowing and returning books, obtaining information, studying, reading newspaper or magazine and returning videos in 1991 and 2000 in Britain.
It is evident in the pie charts that an increasing number of visits through the year of 1991 and 2000 increase by 60 million visits from 290 to 350 million, which shows that there are more and more people keen on spending their time in the public libraries. The using with purpose to borrow and return books is always accounting for the largest proportion compared to the others, but makes a decrease by 10% from 65% to 55%.
There seems to be the purpose of borrowing and returning videos newly appears in 2000 since the users did not have a demand of this in 1991 with 18%. The percentage of obtaining information doubled to about 20% from 1991 to 2000. By contrast, the percentage of studying and reading newspaper or magazine see a rapid plummet respectively by 8% and 5% .
Where are the charts?
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