| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                    
                                    0%
                                 | 
| 0 | Never | 406 | 
                                    
                                    33.8%
                                 | 
| 1 | Rarely | 174 | 
                                    
                                    14.5%
                                 | 
| 2 | Often | 296 | 
                                    
                                    24.7%
                                 | 
| 3 | Always | 276 | 
                                    
                                    23%
                                 | 
| 9 | Don't know | 48 | 
                                    
                                    4%
                                 | 
| 98 | Refused | 0 | 
                                    
                                    0%
                                 |