| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 459 | 
                                    
                                    46%
                                 | 
| 2 | No | 247 | 
                                    
                                    24.7%
                                 | 
| 8 | Not applicable | 291 | 
                                    
                                    29.2%
                                 | 
| 9 | Unspecified | 1 | 
                                    
                                    0.1%
                                 |