Classification
650 - Management & auxiliary services
658 - General management
227
330 - Economics
54
158 - Applied psychology
23
338 - Production
18
005 - Computer programming, programs & data
15
300 - Social sciences
14
331 - Labor economics
14
500 - Natural sciences & mathematics
13
302 - Social interaction
12
153 - Mental processes & intelligence
9
620 - Engineering & allied operations
8
381 - Commerce
7
670 - Manufacturing
6
000 - Computer science, information & general works
5
004 - Data processing & computer science
4
600 - Technology
2
006 - Special computer methods
1
155 - Differential & developmental psychology
1
384 - Communications; telecommunication
1
519 - Probabilities & applied mathematics
1
629 - Other branches of engineering
1
657 - Accounting
1