Materia
- British History 1066-1450 13
- Recreational Mathematics 13
- Ancient History 12
- Economic History 12
- Language and Linguistics 12
- Ecology and Conservation 11
- Global History 11
- Philosophy 11
- Algebra 10
- American Government 10
- English Language and Linguistics: General Interest 10
- European History after 1450 10
- Historical Geography 10
- History of Ideas and Intellectual History 10
- Sociology 10
- Anglo Saxon and Medieval Literature 9
- Biological Anthropology and Primatology 9
- Logic 9
- Middle East History 9
- Public International Law 9