| Value | Category |
|---|---|
| 1 | A paid employee |
| 2 | Self-employed (non-agric) with employees |
| 3 | Self-employed (non-agric) without employees |
| 4 | Unpaid family helper (non-agric) |
| 5 | Self-employed or unpaid family helper (agric) |
| 6 | Unpaid apprenticeship |
| 98 | No secondary activity |
| Sysmiss |