The three pie charts below show the changes in annual spending by a particular UK school in 1981, 1991 and 2001.

The pie charts illustrate the amount of money spent by educational institutions annually in UK during the consequent ten years period of 1981, 1991, 2001. It is shown that, highest amount of spending's is seen more among teacher's salaries throughout the period on an average of 45%. There is a decline on utilizing expenses on, wages of other workers. Initially, they spend 28% and, later on it is decreased to 22% but, finally declined up to 15% over 30 years. Infrastructure such as, books, furniture, and equipment are given priority with at most 30% during 1981 and declined with 10% when compared to 1981 and increased just with 1% which is equal to 31% on 2001. Insurance just started with 2%, but did not change much but ended with a rise in 8%. So, there is a steady rise in spending all resources.