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

The three pie charts illustrate how the yearly spending budget changed by a specific UK school in the ten years term between 1981 and 2001. Teachers' salaries ranked first among the expenditures compared in the survey. In every ten-year ,stage they were 40%, 50% and 45% relatively.

According to

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a survey approximately half of the expenses are spent by academic employees. Non-academic staff and resources were minimal decreases,

although

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they had a good budget, they dipped substantially by 13% and 4% relatively end of the period. Furniture and equipment experienced a fluctuation during the cycle and reached to peak. They were responsible for 23% of expenditure in 2001. That year, furniture and equipment were invested more than paying other workers’ salaries

although

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insurance noticeably went up, they had always the lowest percentage among the five.

Overall

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, academic staff payments were a huge proportion of expenses.

It is clear that

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insurance ranked

last

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among the expenditures compared to the school.