Classification
500 - Natural sciences & mathematics
658 - General management
1,396
330 - Economics
1,395
300 - Social sciences
1,391
302 - Social interaction
1,389
670 - Manufacturing
1,376
338 - Production
267
381 - Commerce
214
331 - Labor economics
157
650 - Management & auxiliary services
99
384 - Communications; telecommunication
96
158 - Applied psychology
85
153 - Mental processes & intelligence
80
380 - Commerce, communications & transportation
67
620 - Engineering & allied operations
52
332 - Financial economics
51
745 - Decorative arts
33
368 - Insurance
26
000 - Computer science, information & general works
23
001 - Knowledge
23
333 - Economics of land & energy
21
700 - The arts; fine & decorative arts
21
600 - Technology
19
006 - Special computer methods
14
510 - Mathematics
14
900 - History & geography
12
100 - Philosophy & psychology
11
303 - Social processes
11
576 - Genetics & evolution
11
610 - Medicine & health
11
659 - Advertising & public relations
11
140 - Specific philosophical schools
9
363 - Other social problems & services
9
612 - Human physiology
8
808 - Rhetoric & collections of literature
8
170 - Ethics
7
519 - Probabilities & applied mathematics
7
005 - Computer programming, programs & data
6
150 - Psychology
6
304 - Factors affecting social behavior
6
374 - Adult education
6
152 - Perception, movement, emotions & drives
5
155 - Differential & developmental psychology
5
340 - Law
5
370 - Education
4
580 - Plants (Botany)
4
581 - Specific topics in natural history
4
306 - Culture & institutions
3
800 - Literature & rhetoric
3
003 - Systems
2
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