Classification
700 - The arts; fine & decorative arts
23
000 - Computer science, information & general works
19
600 - Technology
15
610 - Medicine & health
13
400 - Language
12
380 - Commerce, communications & transportation
10
900 - History & geography
10
140 - Specific philosophical schools
8
410 - Linguistics
8
200 - Religion
7
320 - Political science
7
100 - Philosophy & psychology
6
333 - Economics of land & energy
6
340 - Law
6
620 - Engineering & allied operations
5
330 - Economics
4
370 - Education
4
576 - Genetics & evolution
4
170 - Ethics
3
363 - Other social problems & services
3
530 - Physics
3
630 - Agriculture & related technologies
3
920 - Biography, genealogy & insignia
3
120 - Epistemology, causation & humankind
2
301 - Sociology & anthropology
2
304 - Factors affecting social behavior
2
500 - Natural sciences & mathematics
2
658 - General management
2
780 - Music
2
160 - Logic
1
540 - Chemistry & allied sciences
1
580 - Plants (Botany)
1
720 - Architecture
1
800 - Literature & rhetoric
1