| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                    
                                    0%
                                 | 
| 0 | Never | 191 | 
                                    
                                    15.9%
                                 | 
| 1 | Sometimes | 187 | 
                                    
                                    15.6%
                                 | 
| 2 | Often | 148 | 
                                    
                                    12.3%
                                 | 
| 3 | Always | 623 | 
                                    
                                    51.9%
                                 | 
| 9 | Don't know | 51 | 
                                    
                                    4.3%
                                 | 
| 98 | Refused | 0 | 
                                    
                                    0%
                                 |