Classification
330 - Economics
109
333 - Economics of land & energy
20
700 - The arts; fine & decorative arts
18
000 - Computer science, information & general works
17
600 - Technology
16
620 - Engineering & allied operations
15
900 - History & geography
15
820 - English & Old English literatures
13
005 - Computer programming, programs & data
11
658 - General management
11
320 - Political science
10
380 - Commerce, communications & transportation
10
363 - Other social problems & services
8
140 - Specific philosophical schools
7
340 - Law
7
500 - Natural sciences & mathematics
7
370 - Education
5
610 - Medicine & health
5
300 - Social sciences
4
338 - Production
4
720 - Architecture
4
576 - Genetics & evolution
3
800 - Literature & rhetoric
3
004 - Data processing & computer science
2
100 - Philosophy & psychology
2
332 - Financial economics
2
336 - Public finance
2
361 - Social problems & social welfare in general
2
400 - Language
2
970 - History of North America
2
120 - Epistemology, causation & humankind
1
270 - History of Christianity & Christian church
1
302 - Social interaction
1
331 - Labor economics
1
345 - Criminal law
1
410 - Linguistics
1
510 - Mathematics
1
519 - Probabilities & applied mathematics
1
530 - Physics
1
540 - Chemistry & allied sciences
1
551 - Geology, hydrology & meteorology
1
580 - Plants (Botany)
1
630 - Agriculture & related technologies
1
670 - Manufacturing
1