Students per qualified teacher in primary school.

Ethiopia: 118
West Bank and Gaza: 50
Zimbabwe: 49
Cambodia: 44.6
Philippines: 31.5
Egypt: 27.2
Iran: 25.9
Colombia: 25.8
Jamaica: 23.1
Ukraine: 19.9
Thailand: 15.4
Malaysia: 11.4
Qatar: 11.2
Cuba: 11.1
Saudi: 10.8

(World Bank)