| Value | Category | Cases | |
|---|---|---|---|
| -9 | 3 | 
                                
                                0.3%
                             | |
| 1 | Yes | 150 | 
                                
                                13.8%
                             | 
| 2 | No | 925 | 
                                
                                85.3%
                             | 
| 98 | Don't know | 7 | 
                                
                                0.6%
                             | 
| 9995 | Missing | 0 | 
                                
                                0%
                             |