| Value | Category |
|---|---|
| 0 | No Occupational Training_Other |
| 1 | Managers |
| 2 | Professionals |
| 3 | Technicians and Associate Professionals |
| 4 | Clerical Support workers |
| 5 | Service and sales workers |
| 6 | Skilled agricultural, forestry and fishery workers |
| 7 | Craft and related trades workers |
| 8 | Plant and Machine Operators and Assemblers |
| 9 | Elementary Occupations |
| 8888 | Not Applicable |
| 9999 | Not Stated |