| Value | Category | Cases | |
|---|---|---|---|
| 1 | EBULLITION | 30 | 
                                                                 
                                    
                                    0.4%
                                 
                                                             | 
                                                        
                    
| 2 | DECANTATION | 216 | 
                                                                 
                                    
                                    2.7%
                                 
                                                             | 
                                                        
                    
| 3 | FILTRE | 736 | 
                                                                 
                                    
                                    9.3%
                                 
                                                             | 
                                                        
                    
| 4 | AJOUT DE CHLORE | 32 | 
                                                                 
                                    
                                    0.4%
                                 
                                                             | 
                                                        
                    
| 5 | AJOUT D'IODE | 12 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    
| 6 | PAS DE TRAITEMENT | 6873 | 
                                                                 
                                    
                                    86.8%
                                 
                                                             | 
                                                        
                    
| 97 | AUTRE | 17 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 41 |