| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 938 | 
                                    
                                    62.8%
                                 | 
| 2 | No | 363 | 
                                    
                                    24.3%
                                 | 
| 3 | Not sure | 192 | 
                                    
                                    12.9%
                                 | 
| Sysmiss | 12 |