Classification
320 - Political science
15
330 - Economics
12
900 - History & geography
10
333 - Economics of land & energy
8
820 - English & Old English literatures
8
700 - The arts; fine & decorative arts
4
363 - Other social problems & services
2
370 - Education
2
300 - Social sciences
1
304 - Factors affecting social behavior
1
340 - Law
1
380 - Commerce, communications & transportation
1
610 - Medicine & health
1
630 - Agriculture & related technologies
1
840 - Literatures of Romance languages
1