The given pie charts illustrate the comparison of 
yearly
 expenses of a Correct article usage
the yearly
school
 in the UK during a Use synonyms
ten-years
 period. Correct your spelling
ten-year
Overall
 in both Linking Words
Use synonyms
year
, the most significant Fix the agreement mistake
years
school
's spending was on teachers' Use synonyms
salaries
, Use synonyms
while
 the least was Linking Words
insurance
.
Change preposition
on insurance
To begin
, teachers' Linking Words
salaries
 became the most considerable expense Use synonyms
which 
Correct pronoun usage
apply
accounted
 for Wrong verb form
accounting
two third
 of the spending proportion in 1981. Correct your spelling
two-thirds
Moreover
, the other workers' Linking Words
salaries
 placed the second highest spending for more than a quarter compared to other expenses. Use synonyms
At
 the same Change preposition
In
year
, Use synonyms
Use synonyms
school's
 resources and Correct article usage
the school's
furnitures
 and Change the wording
furniture
types of furniture
pieces of furniture
items of furniture
equipments
 Change the wording
equipment
types of equipment
pieces of equipment
was 
accounted for 15% each. Meanwhile, the insurance cost was being the most insignificant spending of the Unnecessary verb
apply
year
.
Use synonyms
On the other hand
, in 1991, teachers' Linking Words
salaries
 Use synonyms
was
 still the highest amount where it was increased by 10% compared to ten Change the verb form
were
Use synonyms
year
 before. Change to a plural noun
years
Similarly
, the cost spent Linking Words
for
 Change preposition
on
Use synonyms
school's
 resources increased by 5% Correct article usage
the school's
whereas
 furniture and equipment Linking Words
cost
 Fix the agreement mistake
costs
was drop
 Change the verb form
dropped
into
 5%. Meanwhile, other workers' Change preposition
by
salaries
 and insurance costs were Use synonyms
insigficantly
 changed over a Correct your spelling
insignificantly
ten-years
 period.Correct your spelling
ten-year