| Value | Category | Cases | |
|---|---|---|---|
| 1 | No | 980 | 
                                    
                                    83.3%
                                 | 
| 2 | Once or twice | 69 | 
                                    
                                    5.9%
                                 | 
| 3 | A few times | 37 | 
                                    
                                    3.1%
                                 | 
| 4 | Frequently | 87 | 
                                    
                                    7.4%
                                 | 
| 5 | Don't know | 0 | 
                                    
                                    0%
                                 | 
| 98 | Refused | 0 | 
                                    
                                    0%
                                 | 
| 99 | Missing data | 4 | 
                                    
                                    0.3%
                                 |