| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 400400 | 
                                    
                                    77.1%
                                 | 
| 2 | No | 117144 | 
                                    
                                    22.6%
                                 | 
| 9 | Not Stated | 1850 | 
                                    
                                    0.4%
                                 |