Classification
370 - Education
333 - Economics of land & energy
24
700 - The arts; fine & decorative arts
21
363 - Other social problems & services
16
330 - Economics
14
600 - Technology
11
610 - Medicine & health
11
320 - Political science
10
380 - Commerce, communications & transportation
10
140 - Specific philosophical schools
9
900 - History & geography
9
100 - Philosophy & psychology
6
400 - Language
6
620 - Engineering & allied operations
6
500 - Natural sciences & mathematics
5
780 - Music
5
000 - Computer science, information & general works
4
300 - Social sciences
4
551 - Geology, hydrology & meteorology
4
658 - General management
4
410 - Linguistics
3
800 - Literature & rhetoric
3
304 - Factors affecting social behavior
2
340 - Law
2
001 - Knowledge
1
153 - Mental processes & intelligence
1
170 - Ethics
1
200 - Religion
1
301 - Sociology & anthropology
1
384 - Communications; telecommunication
1
576 - Genetics & evolution
1
720 - Architecture
1
745 - Decorative arts
1
791 - Public performances
1