| Value | Category |
|---|---|
| 1 | Managers |
| 2 | Specialists (scientific professionals) |
| 3 | Technicians and assistant assistants |
| 4 | Scribes |
| 5 | Workers in services and sales |
| 6 | Skilled workers in Agriculture & Huntin |
| 7 | Artisans and those in it |
| 8 | Factory operating workers, machine oper |
| 9 | Workers for preliminary occupations |