| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 47 | 
                                    
                                    6.6%
                                 | 
| 2 | Once or twice a year | 271 | 
                                    
                                    38.3%
                                 | 
| 3 | A few times a year but not every month | 296 | 
                                    
                                    41.9%
                                 | 
| 4 | About once a month | 62 | 
                                    
                                    8.8%
                                 | 
| 5 | A few teims a month but not every week | 10 | 
                                    
                                    1.4%
                                 | 
| 6 | About once a week | 7 | 
                                    
                                    1%
                                 | 
| 7 | A few times a week but not every day | 12 | 
                                    
                                    1.7%
                                 | 
| 8 | Every day or nearly every day | 2 | 
                                    
                                    0.3%
                                 | 
| Sysmiss | 293 |