| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                    
                                    0%
                                 | 
| 0 | Never | 391 | 
                                    
                                    16.3%
                                 | 
| 1 | Rarely | 322 | 
                                    
                                    13.4%
                                 | 
| 2 | Often | 572 | 
                                    
                                    23.8%
                                 | 
| 3 | Always | 1085 | 
                                    
                                    45.2%
                                 | 
| 8 | Refused | 1 | 
                                    
                                    0%
                                 | 
| 9 | Don’t know | 29 | 
                                    
                                    1.2%
                                 |