The pie charts represent the changes in the yearly expenses of a specific school in the United Kingdom over the 20 years in 1981, 1991, and 2001. In general, the school expenses showed that the most was spent on teachers’ salaries, while the least was spent on insurance. It is also shown that some of the data in the charts show a rise in the school’s spending.
Looking into the details, instructors’ wages accounted for up to 40% of the academics’ spending in the year 1981, rising to 50% in 1991 before falling slightly to 45% ten years later. Insurance showed only 2% of spending by 1981, with a slight rise to 3% in 1991, and then continued with another rise to 8% in 2001.
On the other hand, the spending on non-academic staff’s salaries plummeted from 28% in 1981 to 22% in 1991 and then to 15% by 2001. Similarly, the spending on academic resources fell from 15% in 1981 to 9% in 2001. Furniture and furnishings tools also had a decline from 15% in 1981 to 5% in 1991, but eventually had a rise to 23% a decade later.