| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 12 | 
                                    
                                    1.2%
                                 | 
| 2 | No | 189 | 
                                    
                                    18.9%
                                 | 
| 8 | Not applicable | 336 | 
                                    
                                    33.7%
                                 | 
| 9 | Unspecified | 461 | 
                                    
                                    46.2%
                                 |