Classification
330 - Economics
519 - Probabilities & applied mathematics
658 - General management
51
510 - Mathematics
33
500 - Natural sciences & mathematics
23
332 - Financial economics
19
300 - Social sciences
11
005 - Computer programming, programs & data
10
381 - Commerce
10
302 - Social interaction
9
670 - Manufacturing
9
006 - Special computer methods
8
380 - Commerce, communications & transportation
8
000 - Computer science, information & general works
6
338 - Production
6
153 - Mental processes & intelligence
5
620 - Engineering & allied operations
5
331 - Labor economics
4
368 - Insurance
3
796 - Athletic & outdoor sports & games
3
808 - Rhetoric & collections of literature
3
001 - Knowledge
2
384 - Communications; telecommunication
2
745 - Decorative arts
2
004 - Data processing & computer science
1
025 - Library operations
1
158 - Applied psychology
1
352 - General considerations of public administration
1
363 - Other social problems & services
1
370 - Education
1
615 - Pharmacology & therapeutics
1
619 - [Unassigned]
1
650 - Management & auxiliary services
1
657 - Accounting
1
665 - Industrial oils, fats, waxes & gases
1