| Value | Category |
|---|---|
| 100 | Teacher training, pedagogy |
| 200 | Humanities, languages, art |
| 300 | Social science, economics, law |
| 440 | Physical science |
| 481 | Informatics |
| 500 | Engineering, manufacturing, and construction |
| 600 | Agriculture and veterinary |
| 700 | Health and social services |
| 800 | Services |
| 998 | Unknown |
| 999 | NIU (not in universe) |