| Value | Category |
|---|---|
| 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 |
| 10 | Others |
| 99 | Not Stated |
| Sysmiss |