| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 621 | 
                                    
                                    58.1%
                                 | 
| 2 | No | 331 | 
                                    
                                    31%
                                 | 
| 3 | Not sure | 116 | 
                                    
                                    10.9%
                                 | 
| Sysmiss | 117 |