| Value | Category | Cases | |
|---|---|---|---|
| -8 | Do not know | 153 | 
                                    
                                    7.8%
                                 | 
| 1 | Yes | 1017 | 
                                    
                                    51.7%
                                 | 
| 2 | No | 797 | 
                                    
                                    40.5%
                                 |