| Value | Category | Cases | |
|---|---|---|---|
| 1 | regular schooling (except techn'l educ) | 176 | 
                                                                 
                                    
                                    16.9%
                                 
                                                             | 
                                                        
                    
| 2 | technical education | 33 | 
                                                                 
                                    
                                    3.2%
                                 
                                                             | 
                                                        
                    
| 3 | vocational training | 173 | 
                                                                 
                                    
                                    16.6%
                                 
                                                             | 
                                                        
                    
| 4 | through contractor | 142 | 
                                                                 
                                    
                                    13.7%
                                 
                                                             | 
                                                        
                    
| 5 | through craftsman | 165 | 
                                                                 
                                    
                                    15.9%
                                 
                                                             | 
                                                        
                    
| 6 | on-the-job in a public enterprise | 33 | 
                                                                 
                                    
                                    3.2%
                                 
                                                             | 
                                                        
                    
| 7 | on-the-job in a formal private enterprise | 144 | 
                                                                 
                                    
                                    13.8%
                                 
                                                             | 
                                                        
                    
| 8 | on-the-job in a family enterprise | 46 | 
                                                                 
                                    
                                    4.4%
                                 
                                                             | 
                                                        
                    
| 97 | other | 128 | 
                                                                 
                                    
                                    12.3%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 15390 |