| Value | Category | 
                                    
                    
                        | 1 | Pers phys. | 
                                    
                    
                        | 2 | Cab prive | 
                                    
                    
                        | 3 | PME/Grande entreprise privé | 
                                    
                    
                        | 4 | Garage, atelier, menuiserie, etc. | 
                                    
                    
                        | 5 | Autres | 
                                    
                    
                        | Sysmiss |  | 
                            
            Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.