The three pie charts below show the changes in annual spending by a particular us school in 1981, 1991 and 2001.

The pie charts illustrate the percentage of annual expenditures in a UK school in three different years (1981, 1991, and 2001).

Overall

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, the majority of the yearly spending at the particular UK education institute was teachers' salaries in the period given, which was half of the total spending. The lowest spending could be seen in the category of insurance.

On the other hand

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, the other category, other workers' salaries, which accounted for a quarter in the first

year

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, at 28%.

However

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,

this

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category showed a dramatic decrease from the period given to nearly half in the

last

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year

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. Furniture and equipment accounted for 15% in the first

year

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and

this

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showed a one-third decrease in between and a dramatic increase in the

last

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year

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, at 23%. With regards to the resources, it showed a slight increase from the years 1981 and 1991, at 15% and 20% respectively.

However

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, it dropped back to 9% in the

last

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year

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.

Although

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insurance accounted for the lowest outlay, it showed a slight increase in the period given.