| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 45 | 
                                    
                                    9.2%
                                 | 
| 2 | No | 436 | 
                                    
                                    88.8%
                                 | 
| 3 | Refused | 10 | 
                                    
                                    2%
                                 | 
| Sysmiss | 321 |