| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 8 | 
                                    
                                    7.2%
                                 | 
| 1 | Yes, fully | 39 | 
                                    
                                    35.1%
                                 | 
| 2 | Yes, partially | 6 | 
                                    
                                    5.4%
                                 | 
| 3 | No | 58 | 
                                    
                                    52.3%
                                 |