| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 7 | 
                                    
                                    6.3%
                                 | 
| 1 | Yes, fully | 18 | 
                                    
                                    16.2%
                                 | 
| 2 | Yes, partially | 1 | 
                                    
                                    0.9%
                                 | 
| 3 | No | 85 | 
                                    
                                    76.6%
                                 |