| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                    
                                    0%
                                 | 
| 0 | Never | 1122 | 
                                    
                                    93.5%
                                 | 
| 1 | Sometimes | 55 | 
                                    
                                    4.6%
                                 | 
| 2 | Often | 7 | 
                                    
                                    0.6%
                                 | 
| 3 | Always | 0 | 
                                    
                                    0%
                                 | 
| 7 | Not applicable | 5 | 
                                    
                                    0.4%
                                 | 
| 8 | Refused | 1 | 
                                    
                                    0.1%
                                 | 
| 9 | Don’t know | 10 | 
                                    
                                    0.8%
                                 |