Finance 35 Research & information: general 23 Sociology 23 History of the Americas 22 Social & cultural anthropology, ethnography 22 Asian history 19 Politics & government 18 Humanities 17 Literature: history & criticism 14 Medicine 14 History 13 History of engineering & technology 13 Agriculture & farming 12 Biography: general 12 International relations 12 Media studies 12 Technology: general issues 12 Political science & theory 11 Society & culture: general 11 Central government policies 10 Cultural studies 10 Education 10 linguistics 10 Biology, life sciences 9 Literature & literary studies 9 Migration, immigration & emigration 9 Music 9 Social & cultural history 9 African history 8 Anthropology 8