| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 387 | 
                                    
                                    33.5%
                                 | 
| 1 | Yes | 741 | 
                                    
                                    64.2%
                                 | 
| 8 | Don't know | 26 | 
                                    
                                    2.3%
                                 |