Classification
100 - Philosophy & psychology
170 - Ethics
320 - Political science
340 - Law
300 - Social sciences
9
140 - Specific philosophical schools
8
200 - Religion
8
330 - Economics
8
700 - The arts; fine & decorative arts
5
900 - History & geography
5
363 - Other social problems & services
4
301 - Sociology & anthropology
3
120 - Epistemology, causation & humankind
2
333 - Economics of land & energy
2
400 - Language
2
581 - Specific topics in natural history
2
600 - Technology
2
000 - Computer science, information & general works
1
160 - Logic
1
304 - Factors affecting social behavior
1
360 - Social problems & services; associations
1
361 - Social problems & social welfare in general
1
364 - Criminology
1
370 - Education
1
410 - Linguistics
1
530 - Physics
1
610 - Medicine & health
1
800 - Literature & rhetoric
1