Classification
600 - Technology
43
900 - History & geography
40
700 - The arts; fine & decorative arts
35
620 - Engineering & allied operations
30
140 - Specific philosophical schools
17
576 - Genetics & evolution
16
000 - Computer science, information & general works
15
330 - Economics
15
333 - Economics of land & energy
15
100 - Philosophy & psychology
10
340 - Law
10
500 - Natural sciences & mathematics
10
610 - Medicine & health
10
200 - Religion
9
320 - Political science
9
370 - Education
9
800 - Literature & rhetoric
9
363 - Other social problems & services
8
380 - Commerce, communications & transportation
8
400 - Language
8
580 - Plants (Botany)
7
720 - Architecture
7
414 - Phonology & phonetics
6
300 - Social sciences
5
410 - Linguistics
5
658 - General management
4
530 - Physics
3
780 - Music
3
170 - Ethics
2
220 - Bible
2
306 - Culture & institutions
2
551 - Geology, hydrology & meteorology
2
615 - Pharmacology & therapeutics
2
120 - Epistemology, causation & humankind
1
250 - Christian orders & local church
1
297 - Islam, Babism & Bahai Faith
1
301 - Sociology & anthropology
1
361 - Social problems & social welfare in general
1
520 - Astronomy & allied sciences
1
791 - Public performances
1
809 - History, description & criticism
1
830 - Literatures of Germanic languages
1