| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 5 | 
                                    
                                    0%
                                 | 
| 0 | Never | 17142 | 
                                    
                                    67.5%
                                 | 
| 1 | Once or Twice | 1725 | 
                                    
                                    6.8%
                                 | 
| 2 | A Few Times | 1116 | 
                                    
                                    4.4%
                                 | 
| 3 | Often | 566 | 
                                    
                                    2.2%
                                 | 
| 7 | No experience with this in past year | 4721 | 
                                    
                                    18.6%
                                 | 
| 9 | Don't Know | 121 | 
                                    
                                    0.5%
                                 | 
| 998 | Refused | 1 | 
                                    
                                    0%
                                 |