Classification
900 - History & geography
32
800 - Literature & rhetoric
19
200 - Religion
9
100 - Philosophy & psychology
5
140 - Specific philosophical schools
3
300 - Social sciences
3
410 - Linguistics
3
700 - The arts; fine & decorative arts
3
610 - Medicine & health
2
000 - Computer science, information & general works
1
370 - Education
1
400 - Language
1
520 - Astronomy & allied sciences
1
780 - Music
1