| Value | Category | Cases | |
|---|---|---|---|
| 0 | No education | 15 |
60%
|
| 1 | Primary | 6 |
24%
|
| 2 | Secondary | 4 |
16%
|
| 3 | Higher | 0 |
0%
|
| 8 | DK | 0 |
0%
|