The pie charts show information regarding the proportions of procurement in Brittish school from 1981 to 1991. Overall, it is noticeable that most aspect need that decline significantly is furniture and equipment.
These pie charts illustrate the statistic about the proportion of United Kingdom schools in 1981, 1991 and 2001. It is clear from the graph that, the teacher's salaries had the highest spending in all of the three years.