THE GIVEN CHART BELOW SHOW THE SPENDING OF A SCHOOL IN CHINA FROM 1981 TO 2001.

THE PIE CHART ILLUSTRATES THE EXPENDITURE OF AN EDUCATIONAL INSTITUTE IN CHINA OVER 20 YEARS FROM 1981 TO 2001. THE CONSUMPTION IS CATEGORIZED IN FIVE COMMODITIES ( INSURANCE, RESOURCE, FURNITURE, TEACHER SALARIES AND OTHER WORKERS. OVERALL, EXPENSE ON TRAINERS RENUMERATION AND RESOURCES INCREASED IN GIVEN PERIOD WHEREAS, OTHER EMPLOYES INCOMES AND RESOURCES DECLINES DRAMATICALLY. IT CAN BE CLEARLY SEEN THAT, MENTORS WAGES IS THE LARGEST CONSUMPTION IN FORMER YEAR AS 40%, IT DRASCTICALLY INCLINES TO HALF OF THE TOTAL IN 1991 THEN, IT FALLS TO 45% IN LAST SPAN. INSURANCE EXPERIENCED STEADILY INCREMENT FROM 2% TO 8% IN 20 YEARS. FURTHERMORE, THE PERCENTILE OF FURNITURE AND EQUIPMENTS IS 15% IN BEGINNING, IT DROPS BY 10% IN 10 YEARS AND IT SKYROCKETED TO 23% IN 2001. THE PIE CHART FURTHER COLLATE THAT, RESOURCES IS STATED IN STARTING SPAN AT 15% THEN, IT SOARS TO ONE FIFTH IN 1991 AND IT SLIP TO 9% IN NEXT DECADE. FINALLY, THE PERCENT OF OTHER WORKERS WAGES IS STATED AS 28% IN 1981, IT STEADILY DECREASES TO 23% IN 1991 THEN, IT PLUMMET TO 15% IN FINAL PERIOD.