| Value | Category | Cases | |
|---|---|---|---|
| -99 | 371 |
98.7%
|
|
| 1 | "8 years" school | 2 |
0.5%
|
| 2 | secondary general | 2 |
0.5%
|
| 3 | vocational 2 years | 0 |
0%
|
| 4 | vocational 4/5 years | 0 |
0%
|
| 5 | university | 1 |
0.3%
|
| 6 | post-graduate | 0 |
0%
|
| Sysmiss | 7734 |