| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 25 | 
                                                                 
                                    
                                    1.6%
                                 
                                                             | 
                                                        
                    
| 1 | Yes, fully | 1366 | 
                                                                 
                                    
                                    90%
                                 
                                                             | 
                                                        
                    
| 2 | Yes, partially | 56 | 
                                                                 
                                    
                                    3.7%
                                 
                                                             | 
                                                        
                    
| 3 | No | 71 | 
                                                                 
                                    
                                    4.7%
                                 
                                                             |