The three pie charts below show the changes in annual spending by a particular UK school in 1981, 1991, and 2001. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

The given charts illustrate how a specific UK

school

changes its annual spending in three different

years

, namely 1981, 1991, and 2001.

Overall

, the

school

spent its

money

on four different categories

such

as teachers’

salaries

, furniture and equipment, resources, and insurance. Most of the annual spending was

into

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on

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teachers

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teachers'

teacher's

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salaries

,

however

, insurance had the least amount in all three

years

. In 1981, the proportion of teachers’

salaries

was about 40% which was the highest rank

between

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among

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other categories. After a decade

this

number increased

one-tenth

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by one-tenth

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and reached about 50%. But in 2001, it decreased slightly and reached 45%. Other workers’

salaries

were the sector that decreased every year

6

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from 6

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% to 7%. In 1981 it was about 28%, and

2001

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in 2001

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15%. The next sector that the

school

spent its

money

on was furniture and equipment. And there was a fluctuation

on

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in

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spending

money

on that because it started

with

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at

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15%, after ten

years

decreased sharply by about 5%, and in 2001 reached about one-fourth. Resources

is

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are

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the next category that the

school

spent

money

on and about 15% to 20% of

money

spent, but in 2001

this

number went under 10%.

However

, insurance was the least sector that received the least

money

in all three

years

with under 10%.