| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 1006 | 
                                    
                                    25.7%
                                 | 
| 2 | No | 2776 | 
                                    
                                    70.8%
                                 | 
| 3 | Not Sure | 139 | 
                                    
                                    3.5%
                                 | 
| Sysmiss | 5 |