Classification
006 - Special computer methods
75
500 - Natural sciences & mathematics
17
331 - Labor economics
13
005 - Computer programming, programs & data
9
620 - Engineering & allied operations
8
000 - Computer science, information & general works
7
621 - Applied physics
5
745 - Decorative arts
5
658 - General management
4
510 - Mathematics
2
629 - Other branches of engineering
2
004 - Data processing & computer science
1
302 - Social interaction
1
338 - Production
1
372 - Elementary education
1
381 - Commerce
1
384 - Communications; telecommunication
1
519 - Probabilities & applied mathematics
1
600 - Technology
1
616 - Diseases
1
664 - Food technology
1
770 - Photography, photographs & computer art
1
777 - [Unassigned]
1
794 - Indoor games of skill
1