| Value | Category | Cases | |
|---|---|---|---|
| -3 | Missing | 0 | 
                                    
                                    0%
                                 | 
| -2 | Do not know | 4 | 
                                    
                                    0.9%
                                 | 
| -1 | Refused | 0 | 
                                    
                                    0%
                                 | 
| 1 | at least five days a week | 30 | 
                                    
                                    7%
                                 | 
| 2 | at least once a month | 174 | 
                                    
                                    40.8%
                                 | 
| 3 | at least once a week | 150 | 
                                    
                                    35.2%
                                 | 
| 4 | at least once a year | 0 | 
                                    
                                    0%
                                 | 
| 5 | at least once in six months | 0 | 
                                    
                                    0%
                                 | 
| 6 | at least twice a month | 68 | 
                                    
                                    16%
                                 | 
| 99 | Other | 0 | 
                                    
                                    0%
                                 | 
| Sysmiss | 573 |