Classification
331 - Labor economics
8
500 - Natural sciences & mathematics
620 - Engineering & allied operations
7
004 - Data processing & computer science
4
384 - Communications; telecommunication
4
658 - General management
3
000 - Computer science, information & general works
2
005 - Computer programming, programs & data
2
330 - Economics
1
380 - Commerce, communications & transportation
1