| Value | Category | 
|---|---|
| 1 | Farming | 
| 2 | Fishing/Hunting | 
| 3 | Estate worker | 
| 4 | Unskilled self empl | 
| 5 | Unskilled employee | 
| 6 | Skilled self empl | 
| 7 | Skilled employee | 
| 8 | Petty trader | 
| 9 | Cottage industry | 
| 10 | Domestic worker | 
| 11 | Teacher prim/second | 
| 12 | Teacher univ/other | 
| 13 | Health worker | 
| 14 | Technical-profession | 
| 15 | Other | 
| 98 | Don't know |