Classification
140 - Specific philosophical schools
300 - Social sciences
700 - The arts; fine & decorative arts
20
900 - History & geography
16
600 - Technology
14
380 - Commerce, communications & transportation
12
000 - Computer science, information & general works
10
320 - Political science
10
330 - Economics
9
100 - Philosophy & psychology
8
370 - Education
8
340 - Law
7
301 - Sociology & anthropology
6
304 - Factors affecting social behavior
6
363 - Other social problems & services
5
333 - Economics of land & energy
4
576 - Genetics & evolution
4
800 - Literature & rhetoric
4
410 - Linguistics
3
610 - Medicine & health
3
620 - Engineering & allied operations
3
780 - Music
3
120 - Epistemology, causation & humankind
2
400 - Language
2
630 - Agriculture & related technologies
2
658 - General management
2
160 - Logic
1
170 - Ethics
1
200 - Religion
1
297 - Islam, Babism & Bahai Faith
1
361 - Social problems & social welfare in general
1
530 - Physics
1