Classification
620 - Engineering & allied operations
658 - General management
330 - Economics
5
600 - Technology
4
700 - The arts; fine & decorative arts
4
300 - Social sciences
3
900 - History & geography
3
100 - Philosophy & psychology
2
302 - Social interaction
2
320 - Political science
2
340 - Law
2
370 - Education
2
384 - Communications; telecommunication
2
500 - Natural sciences & mathematics
2
576 - Genetics & evolution
2
140 - Specific philosophical schools
1
170 - Ethics
1
380 - Commerce, communications & transportation
1
381 - Commerce
1
400 - Language
1
530 - Physics
1
540 - Chemistry & allied sciences
1
580 - Plants (Botany)
1
670 - Manufacturing
1
720 - Architecture
1
745 - Decorative arts
1
777 - [Unassigned]
1
780 - Music
1
791 - Public performances
1
808 - Rhetoric & collections of literature
1