| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 4475 | 
                                    
                                    49.5%
                                 | 
| 3 | No | 4542 | 
                                    
                                    50.2%
                                 | 
| 9 | N/A | 27 | 
                                    
                                    0.3%
                                 | 
| Sysmiss | 48 |