| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 3 | 
                                    
                                    0%
                                 | 
| 0 | Never | 14966 | 
                                    
                                    58.9%
                                 | 
| 1 | Once or Twice | 1876 | 
                                    
                                    7.4%
                                 | 
| 2 | A Few Times | 866 | 
                                    
                                    3.4%
                                 | 
| 3 | Often | 534 | 
                                    
                                    2.1%
                                 | 
| 7 | No experience with this in past year | 6978 | 
                                    
                                    27.5%
                                 | 
| 9 | Don't Know | 173 | 
                                    
                                    0.7%
                                 | 
| 998 | Refused | 1 | 
                                    
                                    0%
                                 |