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 pie charts depict the distribution of annual

expenditure

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in a school in the United Kingdom across three

years

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: 1981, 1991, and 2001.

Overall

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, teachers’

salaries

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consistently constituted the largest share of the budget throughout the

years

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,

while

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spending on insurance remained the smallest. Notable changes were observed in

expenditure

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on resources, furniture, and equipment, which fluctuated significantly over the given period. In 1981, 40% of the school’s budget was allocated to teachers’

salaries

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, making it the dominant category.

This

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percentage increased slightly to 50% in 1991, before dropping back to 45% in 2001.

In contrast

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, spending on resources like books accounted for 15% in 1981 and rose modestly to 20% by 1991.

However

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, it experienced a sharp decline to only 9% in 2001.

Expenditure

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on furniture and equipment showed the most fluctuation. It stood at 15% in 1981, plummeted to just 5% in 1991, but

then

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surged significantly to 23% in 2001, marking the highest proportion for

this

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category over the three

years

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.

Salaries

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for other staff, meanwhile, saw a gradual decline, starting at 28% in 1981 and decreasing to 22% by 2001. Insurance,

while

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representing the smallest portion of the budget, exhibited steady growth over time. It accounted for a mere 2% in 1981, increased slightly to 3% in 1991, and rose

further

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to 8% in 2001, quadrupling its initial proportion. In summary, teachers’

salaries

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remained the primary

expenditure

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throughout the

years

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, reflecting the school’s priority on staff compensation. At the same time, significant variability in spending on furniture and resources highlights shifts in budgetary priorities over the two decades.