| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 3601 | 
                                    
                                    17%
                                 | 
| 2 | No | 17374 | 
                                    
                                    82%
                                 | 
| 9 | Unspecified | 215 | 
                                    
                                    1%
                                 |