Classification
200 - Religion
900 - History & geography
17
100 - Philosophy & psychology
14
320 - Political science
6
300 - Social sciences
5
140 - Specific philosophical schools
4
170 - Ethics
3
296 - Judaism
3
304 - Factors affecting social behavior
2
380 - Commerce, communications & transportation
2
800 - Literature & rhetoric
2
120 - Epistemology, causation & humankind
1
160 - Logic
1
297 - Islam, Babism & Bahai Faith
1
301 - Sociology & anthropology
1
333 - Economics of land & energy
1
340 - Law
1
362 - Social welfare problems & services
1
370 - Education
1
400 - Language
1
530 - Physics
1
576 - Genetics & evolution
1
600 - Technology
1