The three pie chart below show the total school spending in UK in three periods

The three pie chart below show the total school spending in UK in three periods
IELTS Writing Task Chart for The three pie chart below show the total school spending in UK in three periods
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The graphs compare what educational centres spent money in the UK during three different years.
Overall
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, we can see that a major part of the income is used for the salaries of the teachers and workers in the 3 years.
By contrast
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, a minor part of the budget was spent on insurance,
although
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it went up from 1981 to 2001 and on furniture, equipment and resources. In 1981, 40% of the school’s budget went to the teachers’ salaries. It rose by 10% in 1991, reaching half of the money.
However
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, it dropped again in 2001 to 45%.
Moreover
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, the money spent on other workers' salaries decreased since 1981 from 28% to 22% in 1991 and fell by 13% in 2001.
Secondly
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, the proportion of spending on insurance was 2% in 1981. Even though it reached 8% in 2001, it is a very small part of the budget.
Lastly
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, the amount spent on furniture and equipment lowered from 15% to 5% in 1991 and shot up again reaching 23% in 2001.
On the contrary
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, the total of resources, increased from 1981 to 1991 by 5% and went down again in 2001 to 9%.

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Conclusion: The conclusion is too long.
Vocabulary: Rephrase the word "undefined" in your introduction.
Vocabulary: The word "went up" was used 2 times.
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