| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 14 | 
                                    
                                    1%
                                 | 
| 1 | Yes, fully | 1259 | 
                                    
                                    88.9%
                                 | 
| 2 | Yes, partially | 93 | 
                                    
                                    6.6%
                                 | 
| 3 | No | 50 | 
                                    
                                    3.5%
                                 |