| Value | Category | 
|---|---|
| 0 | NA | 
| 1 | Imployment in the public organization | 
| 2 | Imployment in the non-public organization | 
| 3 | Work for an individual | 
| 4 | Imployment in the farm | 
| 5 | Employers | 
| 6 | Work at the own (family) enterprise | 
| 7 | Work at the personal subsistence farm | 
| 8 | Work at the industrial cooperative | 
| 9 | Self-employments | 
| 10 | Other |