| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 2 | 
                                    
                                    0.1%
                                 | 
| -8 | Refused | 3 | 
                                    
                                    0.1%
                                 | 
| -5 | Not Applicable | 0 | 
                                    
                                    0%
                                 | 
| -3 | Missing | 90 | 
                                    
                                    2.3%
                                 | 
| 1 | Yes | 795 | 
                                    
                                    20.6%
                                 | 
| 2 | No | 2963 | 
                                    
                                    76.9%
                                 | 
| Sysmiss | 13019 |