Classification
340 - Law
20
330 - Economics
9
380 - Commerce, communications & transportation
6
320 - Political science
3
600 - Technology
3
700 - The arts; fine & decorative arts
3
333 - Economics of land & energy
2
346 - Private law
2
398 - Folklore
2
658 - General management
2
900 - History & geography
2
170 - Ethics
1
300 - Social sciences
1
610 - Medicine & health
1
770 - Photography, photographs & computer art
1
780 - Music
1
800 - Literature & rhetoric
1