| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 5 | 
                                    
                                    16.7%
                                 | 
| 2 | No | 14 | 
                                    
                                    46.7%
                                 | 
| 3 | Don't know | 11 | 
                                    
                                    36.7%
                                 | 
| Sysmiss | 28034 |