Student teacher ratio, primary school - country data from around the world:
The average for 2014 was 22.83 students per teacher.
The highest value was in Ethiopia: 64.27 students per teacher and the lowest value was in Bermuda: 6.72 students per teacher.
Below is a chart for all countries where data are available for: Student teacher ratio, primary school.
World bank definition: Primary school pupil-teacher ratio is the average number of pupils per teacher in primary school.