| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                    
                                    0%
                                 | 
| 0 | Never | 629 | 
                                    
                                    52.4%
                                 | 
| 1 | Once or twice | 49 | 
                                    
                                    4.1%
                                 | 
| 2 | A few times | 32 | 
                                    
                                    2.7%
                                 | 
| 3 | Often | 11 | 
                                    
                                    0.9%
                                 | 
| 7 | Not Applicable | 479 | 
                                    
                                    39.9%
                                 | 
| 8 | Refused | 0 | 
                                    
                                    0%
                                 | 
| 9 | Don't Know | 0 | 
                                    
                                    0%
                                 |