We produced 55 of the 99 perfect scorers in 2020 exams, results for which were released on 4 January.
The idea was first conceptualised by Italian economist Vilfredo Pareto, and has since been used to increase efficiency.
What happens when it comes to resources available per student?
They may have aced their exams, but was it easy? Read what these Singapore students sacrificed for good O level results!