| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 17 | 
                                    
                                    0%
                                 | 
| 0 | Never | 25106 | 
                                    
                                    48.7%
                                 | 
| 1 | Once or Twice | 4738 | 
                                    
                                    9.2%
                                 | 
| 2 | A Few Times | 2066 | 
                                    
                                    4%
                                 | 
| 3 | Often | 1521 | 
                                    
                                    2.9%
                                 | 
| 7 | No experience with this in past year | 17872 | 
                                    
                                    34.6%
                                 | 
| 9 | Don't Know | 266 | 
                                    
                                    0.5%
                                 | 
| 998 | Refused | 1 | 
                                    
                                    0%
                                 |