The graph illustrates the average number of students in a class in primary schools and low secondary schools in 6 countries (South Korea, Japan, the UK, Mexico, Denmark, Iceland and the rest of the world) in the year 2006.
It is notable that Asian countries had a higher average of students per class compared to European countries. Whereas, the UK had a similar number to the rest of the world.
The number of children in one class in lower secondary schools was the highest in South Korea and Japan with around 35 students. Similarly, the average count of students in primary school was 34 in South Korea and 29 in Japan. Denmark and Iceland had similar figures for class occupancy by 20 students in each stage of schools.
On the other hand, Mexico had a significant difference in the average size of a class between primary and lower secondary schools with 20 students and 30, respectively. A class in primary school in the UK and the world had around 25 students whereas, lower secondary school had around 20 in the UK and 25 in the world.