| Value | Category | 
|---|---|
| 10 | invalid - rural | 
| 11 | self-employed in non-agriculture - rural | 
| 12 | agricultural labour - rural | 
| 13 | other labour - rural | 
| 14 | self-employed in agriculture - rural | 
| 19 | Others - rural | 
| 20 | invalid - urban | 
| 21 | self-employed - urban | 
| 22 | regular wage/salary earning - urban | 
| 23 | casual labour - urban | 
| 29 | Others - urban | 
| Sysmiss |