| Value | Category |
|---|---|
| 0 | |
| 10 | Managers |
| 20 | Advanced Professionals |
| 30 | Intermediate Professionals |
| 40 | Employees engaged in training Institute |
| 50 | Service workers |
| 60 | Skilled village workers |
| 70 | Skilled Workers |
| 80 | Operators, apparatchiki, machinist |
| 90 | Unskilled workers |
| 109 |