The pie charts illustrate the expenditures of education, grouped into five categories in three years periods.
Overall
, the proportion of professors' salaries is always at the highest of all five groups, which is around 40% to 50%. Linking Words
In contrast
, the lowest of costs is the insurance category, which never catches up to 10%.
Linking Words
According to
the figures, Linking Words
this
school's spending on resources, Linking Words
such
as dictionaries, accounted for 15% in 1981 and Linking Words
then
rose slightly to 20% in 1991, but it decreased dramatically to 8% in 2001. There was Linking Words
also
a group that had decreased, the other employees' salaries, it declined slowly from 28% to 15%.
As can be seen from the second-high category in 2001, the costs of equipment, it was going up 18% compared to ten years ago, which was the second-low one in 1991. The percentages of Linking Words
this
group were 15%, 5%, and 23% in 1981, 1991, and 2001 respectively.Linking Words
Elena