| Value | Category | Cases | |
|---|---|---|---|
| 1 | Frequently | 148 | 
                                    
                                    12.6%
                                 | 
| 2 | Occasionally | 315 | 
                                    
                                    26.8%
                                 | 
| 3 | Never | 694 | 
                                    
                                    59%
                                 | 
| 4 | Don't know | 11 | 
                                    
                                    0.9%
                                 | 
| 98 | Refused | 0 | 
                                    
                                    0%
                                 | 
| 99 | Missing data | 9 | 
                                    
                                    0.8%
                                 |