| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 29 |
13.2%
|
| 1 | No schooling | 41 |
18.7%
|
| 2 | Incomplete primary | 36 |
16.4%
|
| 3 | Incomplete lower secondary school (intermediate baccalaureate) | 28 |
12.8%
|
| 4 | Incomplete upper secondary school (secondary school certificate) | 18 |
8.2%
|
| 5 | Complete upper secondary school (secondary school certificate) | 19 |
8.7%
|
| 6 | Incomplete tertiary school (university bachelors or technical diploma) | 21 |
9.6%
|
| 7 | Complete tertiary school (university bachelors or technical diploma) | 27 |
12.3%
|