| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 428348 | 
                                    
                                    82.5%
                                 | 
| 2 | No | 89467 | 
                                    
                                    17.2%
                                 | 
| 9 | Not Stated | 1579 | 
                                    
                                    0.3%
                                 |