| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 28 | 
                                    
                                    0.4%
                                 | 
| 2 | No | 511 | 
                                    
                                    7.5%
                                 | 
| 8 | Not Applicable | 10 | 
                                    
                                    0.1%
                                 | 
| 9 | Idont know | 17 | 
                                    
                                    0.2%
                                 | 
| Sysmiss | 6257 |