| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                    
                                    0%
                                 | 
| 0 | Never | 356 | 
                                    
                                    29.7%
                                 | 
| 1 | Rarely | 214 | 
                                    
                                    17.8%
                                 | 
| 2 | Often | 330 | 
                                    
                                    27.5%
                                 | 
| 3 | Always | 160 | 
                                    
                                    13.3%
                                 | 
| 8 | Refused | 1 | 
                                    
                                    0.1%
                                 | 
| 9 | Don’t know | 139 | 
                                    
                                    11.6%
                                 |