Classification
320 - Political science
330 - Economics
65
900 - History & geography
340 - Law
8
300 - Social sciences
4
700 - The arts; fine & decorative arts
4
200 - Religion
3
100 - Philosophy & psychology
2
140 - Specific philosophical schools
1
400 - Language
1
576 - Genetics & evolution
1
920 - Biography, genealogy & insignia
1