Classification
620 - Engineering & allied operations
16
380 - Commerce, communications & transportation
5
600 - Technology
5
000 - Computer science, information & general works
3
700 - The arts; fine & decorative arts
3
530 - Physics
2
610 - Medicine & health
2
333 - Economics of land & energy
1
500 - Natural sciences & mathematics
1
540 - Chemistry & allied sciences
1