The three given graphs represent the yearly spending difference in an unnamed school in Great Britain in three different years, viz. 1981, 1991, and 2001. A slight fluctuation can be seen in every heads in every decade.
In all three years, the school spent the highest in teachers’ salaries, with 40%, 50% and 45% of the money being used respectively in the 1981, 1991, and 2001. On the other hand, it allocated lowest amount of money on insurance. However, gradual rise can be seen the beginning of each decade, which increased from 2% in the first year to 3% in the second and 8% in the final year.
Furthemore, resources, which are books, took more space in 1991 than the remaining two years. On the contrary, furniture and equipment took lesser area in the same. Lastly, salaries for the other employees of the insitution gradually decreased from 28% in 1981 to 15% in 2001.
Overall, teaching staffs’ salaries took the larger space with it covering half of the graphs in all years. Despite, growing slightly every decade, insurance took smaller area in the same.