| Value | Category | Cases | |
|---|---|---|---|
| -8 | Do not know | 103 | 
                                    
                                    5.2%
                                 | 
| 1 | Yes | 1307 | 
                                    
                                    66.4%
                                 | 
| 2 | No | 557 | 
                                    
                                    28.3%
                                 |