The bar charts below show the number of hours each teacher spent teaching in different schools in four different countries in 2001.

The introduced visual chart address the size of hours educator spends in showing essential, lower optional and upper auxiliary schools of nations like Japan, Spain, Iceland and USA for the year 2001. It is unmistakably seen that, USA has contributed numerous hours in instructing understudies with around 800 in essential, 1000 in lower auxiliary and under 1200 in upper optional. While, commitment of Iceland is most reduced among all nations for primary(below 600) and optional level(600) of schooling, anyway in higher auxiliary stage the scale has increased(approximately 900), which is second among all. In Japan, coaches stay understudies from 600 to just about 800 hours in schools. In Spain, instructors shows understudies for over 600, under 800 and under 900 separate to grades. Thus, this chart shows an incredible variety of training in nations where USA leads with an approx normal of 1000hrs, Spain is secondmost with a normal of approx. 750, Iceland is third with the approx 700hrs, and Japan is least with normal of 650 approx.