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

The graphs show the amount of change in annual expenditure by a particular school in England in three separate years, 1981, 1991 and 2001.

Overall

Linking Words

, the largest proportion of total school expenditures was allocated to teacher

salaries

Use synonyms

in 1991,

while

Linking Words

that of insurance expenses was the lowest in 1981.Between 1981 and 2001, there was a significant decrease in costs related to

resource

Change the noun form

resources

show examples

such

Linking Words

as books and other workers'

salaries

Use synonyms

. In all three years, the greatest expenditure was

for

Change preposition

on

show examples

the

salaries

Use synonyms

of instructors and it reached its peak, which is 50%, in 1991. But

while

Linking Words

, in 1981, 28% of total school expenses were paid for

salaries

Use synonyms

of other workers, over the following 20 years, that of workers

salaries

Use synonyms

fell dramatically (15%). Despite the fact that the cost of resources

such

Linking Words

as books had risen to 20% by 1991, it was only 9%

at the end

Linking Words

of the period. In 1991, furniture and equipment expenditures went down only a very small number of total expenditures and more than quadrupled in 2001.

Similarly

Linking Words

, the cost of insurance saw a rising trend, growing only 2% to 8% by 2001.