Classification
100 - Philosophy & psychology
370 - Education
576 - Genetics & evolution
900 - History & geography
6
140 - Specific philosophical schools
4
300 - Social sciences
3
530 - Physics
3
600 - Technology
3
620 - Engineering & allied operations
3
700 - The arts; fine & decorative arts
3
200 - Religion
2
301 - Sociology & anthropology
2
320 - Political science
2
330 - Economics
2
400 - Language
2
120 - Epistemology, causation & humankind
1
333 - Economics of land & energy
1
340 - Law
1
410 - Linguistics
1
500 - Natural sciences & mathematics
1
540 - Chemistry & allied sciences
1
658 - General management
1
720 - Architecture
1
780 - Music
1