Classification
621 - Applied physics
23
670 - Manufacturing
17
006 - Special computer methods
16
658 - General management
13
333 - Economics of land & energy
9
620 - Engineering & allied operations
9
624 - Civil engineering
9
519 - Probabilities & applied mathematics
7
629 - Other branches of engineering
7
641 - Food & drink
7
664 - Food technology
7
005 - Computer programming, programs & data
6
660 - Chemical engineering
6
690 - Buildings
6
616 - Diseases
5
628 - Sanitary & municipal engineering
5
004 - Data processing & computer science
3
338 - Production
3
370 - Education
3
551 - Geology, hydrology & meteorology
3
610 - Medicine & health
3
158 - Applied psychology
2
363 - Other social problems & services
2
530 - Physics
2
534 - Sound & related vibrations
2
553 - Economic geology
2
613 - Personal health & safety
2
627 - Hydraulic engineering
2
003 - Systems
1
040 - [Unassigned]
1
307 - Communities
1
353 - Specific fields of public administration
1
362 - Social welfare problems & services
1
515 - Analysis
1
539 - Modern physics
1
571 - Physiology & related subjects
1
581 - Specific topics in natural history
1
615 - Pharmacology & therapeutics
1
650 - Management & auxiliary services
1
667 - Cleaning, color & coating technologies
1