Classification
005 - Computer programming, programs & data
1,394
500 - Natural sciences & mathematics
323
331 - Labor economics
319
620 - Engineering & allied operations
231
000 - Computer science, information & general works
178
004 - Data processing & computer science
137
374 - Adult education
128
658 - General management
96
384 - Communications; telecommunication
67
745 - Decorative arts
29
006 - Special computer methods
20
330 - Economics
20
510 - Mathematics
10
364 - Criminology
8
600 - Technology
8
621 - Applied physics
7
338 - Production
6
629 - Other branches of engineering
6
300 - Social sciences
5
302 - Social interaction
5
363 - Other social problems & services
5
519 - Probabilities & applied mathematics
4
794 - Indoor games of skill
4
332 - Financial economics
2
511 - General principles of mathematics
2
512 - Algebra
2
670 - Manufacturing
2
003 - Systems
1
070 - News media, journalism & publishing
1
150 - Psychology
1
153 - Mental processes & intelligence
1
368 - Insurance
1
381 - Commerce
1
604 - Special topics
1
650 - Management & auxiliary services
1
651 - Office services
1
657 - Accounting
1
777 - [Unassigned]
1