Classification
000 - Computer science, information & general works
28
700 - The arts; fine & decorative arts
27
600 - Technology
25
333 - Economics of land & energy
21
620 - Engineering & allied operations
19
900 - History & geography
17
380 - Commerce, communications & transportation
12
500 - Natural sciences & mathematics
11
610 - Medicine & health
10
530 - Physics
9
580 - Plants (Botany)
8
540 - Chemistry & allied sciences
6
363 - Other social problems & services
5
414 - Phonology & phonetics
5
576 - Genetics & evolution
5
140 - Specific philosophical schools
3
330 - Economics
3
340 - Law
3
400 - Language
2
612 - Human physiology
2
630 - Agriculture & related technologies
2
720 - Architecture
2
100 - Philosophy & psychology
1
120 - Epistemology, causation & humankind
1
160 - Logic
1
304 - Factors affecting social behavior
1
410 - Linguistics
1
791 - Public performances
1