Classification
340 - Law
700 - The arts; fine & decorative arts
16
363 - Other social problems & services
15
600 - Technology
14
330 - Economics
13
380 - Commerce, communications & transportation
13
333 - Economics of land & energy
12
140 - Specific philosophical schools
11
320 - Political science
10
370 - Education
10
620 - Engineering & allied operations
10
900 - History & geography
10
610 - Medicine & health
9
300 - Social sciences
8
576 - Genetics & evolution
8
630 - Agriculture & related technologies
8
000 - Computer science, information & general works
7
580 - Plants (Botany)
6
720 - Architecture
5
400 - Language
4
414 - Phonology & phonetics
4
500 - Natural sciences & mathematics
4
410 - Linguistics
3
530 - Physics
3
170 - Ethics
2
200 - Religion
2
301 - Sociology & anthropology
2
304 - Factors affecting social behavior
2
350 - Public administration & military science
2
658 - General management
2
800 - Literature & rhetoric
2
100 - Philosophy & psychology
1
361 - Social problems & social welfare in general
1
551 - Geology, hydrology & meteorology
1
581 - Specific topics in natural history
1
612 - Human physiology
1
791 - Public performances
1