Classification
330 - Economics
384 - Communications; telecommunication
658 - General management
380 - Commerce, communications & transportation
8
302 - Social interaction
6
500 - Natural sciences & mathematics
4
670 - Manufacturing
4
300 - Social sciences
3
000 - Computer science, information & general works
2
381 - Commerce
2
005 - Computer programming, programs & data
1
338 - Production
1
620 - Engineering & allied operations
1
650 - Management & auxiliary services
1
659 - Advertising & public relations
1