| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                    
                                    0%
                                 | 
| 0 | Never | 1970 | 
                                    
                                    82.1%
                                 | 
| 1 | Less than once a month | 126 | 
                                    
                                    5.3%
                                 | 
| 2 | A few times a month | 108 | 
                                    
                                    4.5%
                                 | 
| 3 | A few times a week | 105 | 
                                    
                                    4.4%
                                 | 
| 4 | Every day | 69 | 
                                    
                                    2.9%
                                 | 
| 8 | Refused | 0 | 
                                    
                                    0%
                                 | 
| 9 | Don't know | 22 | 
                                    
                                    0.9%
                                 |