- Logic 50
- Ethics 24
- Metaphysics 24
- Modern Philosophy 24
- Philosophy, general 24
- Mathematical Logic and Foundations 16
- German Idealism 12
- History of Philosophy 12
- Epistemology 4
- Philosophy of Language 4
- Computational Linguistics 3
- Ontology 3
- Philosophy of Science 2
- History, general 1
- Semantics 1
- Theoretical Linguistics 1