Materia
- Anthropology 22
- Geography 22
- Colonial American History 20
- Economic History 19
- General Science 19
- American Studies 18
- Earth and Environmental Sciences 18
- South Asian History 17
- Archaeology 15
- General 15
- Statistics and Probability 15
- Management 14
- History of Native American Peoples 12
- Printing and Publishing History 12
- Psychiatry 12
- History of Science 11
- British History 1066-1450 10
- History of Science: General Interest 10
- Art 9
- Drama and Theatre 8