| Value | Category | Cases | |
|---|---|---|---|
| -99 | 5014 |
92.3%
|
|
| 1 | "8 years" school | 41 |
0.8%
|
| 2 | secondary general | 261 |
4.8%
|
| 3 | vocational 2 years | 5 |
0.1%
|
| 4 | vocational 4/5 years | 41 |
0.8%
|
| 5 | university | 71 |
1.3%
|
| 6 | post-graduate | 0 |
0%
|
| Sysmiss | 2677 |