| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                    
                                    0%
                                 | 
| 0 | Never | 114 | 
                                    
                                    9.5%
                                 | 
| 1 | Rarely | 283 | 
                                    
                                    23.6%
                                 | 
| 2 | Often | 436 | 
                                    
                                    36.3%
                                 | 
| 3 | Always | 340 | 
                                    
                                    28.3%
                                 | 
| 8 | Refused | 1 | 
                                    
                                    0.1%
                                 | 
| 9 | Don’t know | 26 | 
                                    
                                    2.2%
                                 |