Classification
340 - Law
48
320 - Political science
12
900 - History & geography
11
140 - Specific philosophical schools
10
330 - Economics
5
363 - Other social problems & services
5
100 - Philosophy & psychology
4
300 - Social sciences
4
333 - Economics of land & energy
3
380 - Commerce, communications & transportation
3
700 - The arts; fine & decorative arts
3
170 - Ethics
2
361 - Social problems & social welfare in general
2
364 - Criminology
2
500 - Natural sciences & mathematics
2
610 - Medicine & health
2
800 - Literature & rhetoric
2
000 - Computer science, information & general works
1
200 - Religion
1
301 - Sociology & anthropology
1
336 - Public finance
1
360 - Social problems & services; associations
1
398 - Folklore
1
400 - Language
1
540 - Chemistry & allied sciences
1
576 - Genetics & evolution
1
658 - General management
1