The three pie charts display information about the yearly expenses by a specific school in the United Kingdom over a 20-year period from 1981 to 2001. There were different percentages of school spending in 1981, 1991, and 2001. Overall, the trends of these charts fluctuated. During these 2 decades, the teacher’s salaries were the highest spending, while the lowest were insurance. The furniture and equipment, insurance, as well as teachers’ salaries expenditure experienced an upward trend. On the other hand, the trend of the resources and other workers’ salaries expenditure show a downward tendency.
According to the data, teachers’ salaries expenditure presents an improvement, from 40% in 1981 and uplift to 45% in 2001. In 1991, it rose to exactly a half of the overall school expenses. In contrast, other workers’ salaries expenditure fell from 28% to 15% over 20 years. It dropped to 22% in 1991, and collapsed to 15% in 2001.
The expenditure of furniture and equipment compared to resources e.g. books had different trends. They started from the same percentage as 15%, but experienced contrast changes. The furniture and equipment progressively rose from 15% in 1981 to 23%. Although it dipped slightly to 5% in 1991, it went up in 2001. By comparison, the academic resources spending sequentially plummeted over 2 decades. In 1991, it climbed mildly from 15% to 20% and rapidly collapsed to 9% in 2001.
Meanwhile, the insurance spending steadily improved over 20 years. It started from 2% in 1981, and uplifted mildly to 3% in 1991. Ten years later, the expenditure of the insurance showed a growth to 8%, and became a peak insurance spending percentage from 1981 to 2001.