| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                    
                                    0%
                                 | 
| 0 | Never | 249 | 
                                    
                                    20.8%
                                 | 
| 1 | Rarely | 345 | 
                                    
                                    28.8%
                                 | 
| 2 | Often | 316 | 
                                    
                                    26.3%
                                 | 
| 3 | Always | 214 | 
                                    
                                    17.8%
                                 | 
| 8 | Refused | 2 | 
                                    
                                    0.2%
                                 | 
| 9 | Don’t know | 74 | 
                                    
                                    6.2%
                                 |