| Value | Category |
|---|---|
| 11 | Self-employed in agriculture |
| 12 | Self-employed in non-agriculture |
| 13 | Regular wage/salary earning |
| 14 | Casual labour in agriculture |
| 15 | Casual labour in non-agriculture |
| 19 | Others |
| 21 | Self-employed |
| 22 | Regular wage/salary earning |
| 23 | Casual labour |
| 29 | Others |
| Sysmiss |