Classification
610 - Medicine & health
615 - Pharmacology & therapeutics
700 - The arts; fine & decorative arts
56
580 - Plants (Botany)
34
140 - Specific philosophical schools
29
500 - Natural sciences & mathematics
25
333 - Economics of land & energy
23
600 - Technology
22
000 - Computer science, information & general works
20
540 - Chemistry & allied sciences
18
363 - Other social problems & services
17
380 - Commerce, communications & transportation
16
330 - Economics
10
612 - Human physiology
8
620 - Engineering & allied operations
8
304 - Factors affecting social behavior
7
900 - History & geography
7
576 - Genetics & evolution
6
100 - Philosophy & psychology
4
320 - Political science
4
370 - Education
4
414 - Phonology & phonetics
4
581 - Specific topics in natural history
4
170 - Ethics
3
300 - Social sciences
2
340 - Law
2
361 - Social problems & social welfare in general
2
400 - Language
2
800 - Literature & rhetoric
2
301 - Sociology & anthropology
1
398 - Folklore
1
551 - Geology, hydrology & meteorology
1
658 - General management
1
791 - Public performances
1