| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 4 | 
                                    
                                    0.7%
                                 | 
| 1 | No school | 21 | 
                                    
                                    3.4%
                                 | 
| 2 | Incomplete primary | 64 | 
                                    
                                    10.5%
                                 | 
| 3 | Complete primary | 79 | 
                                    
                                    12.9%
                                 | 
| 4 | Incomplete secondary (gardes before university) | 146 | 
                                    
                                    23.9%
                                 | 
| 5 | Complete secondary (gardes before university) | 111 | 
                                    
                                    18.1%
                                 | 
| 6 | Complete vocational training (post-secondary, pre-tertiary) | 55 | 
                                    
                                    9%
                                 | 
| 7 | Incomplete tertiary | 70 | 
                                    
                                    11.4%
                                 | 
| 8 | Complete tertiary | 62 | 
                                    
                                    10.1%
                                 |