Classification
781 - General principles & musical forms
621 - Applied physics
84
620 - Engineering & allied operations
69
006 - Special computer methods
35
000 - Computer science, information & general works
21
791 - Public performances
18
384 - Communications; telecommunication
17
331 - Labor economics
16
745 - Decorative arts
15
780 - Music
12
302 - Social interaction
11
777 - [Unassigned]
10
778 - Fields & kinds of photography
10
794 - Indoor games of skill
10
658 - General management
9
500 - Natural sciences & mathematics
8
770 - Photography, photographs & computer art
7
381 - Commerce
5
330 - Economics
4
792 - Stage presentations
4
786 - Keyboard & other instruments
3
005 - Computer programming, programs & data
2
300 - Social sciences
2
510 - Mathematics
2
534 - Sound & related vibrations
2
784 - Instruments & instrumental ensembles
2
004 - Data processing & computer science
1
264 - Public worship
1
374 - Adult education
1
650 - Management & auxiliary services
1
670 - Manufacturing
1
693 - Specific materials & purposes
1
782 - Vocal music
1
800 - Literature & rhetoric
1