Classification
100 - Philosophy & psychology
320 - Political science
8
900 - History & geography
7
301 - Sociology & anthropology
4
340 - Law
4
170 - Ethics
3
200 - Religion
3
300 - Social sciences
3
700 - The arts; fine & decorative arts
3
800 - Literature & rhetoric
3
296 - Judaism
2
330 - Economics
2
333 - Economics of land & energy
2
370 - Education
2
576 - Genetics & evolution
2
140 - Specific philosophical schools
1
400 - Language
1
410 - Linguistics
1
530 - Physics
1
600 - Technology
1
610 - Medicine & health
1