| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 8 | 
                                    
                                    0%
                                 | 
| 0 | Never | 16823 | 
                                    
                                    66.2%
                                 | 
| 1 | Once or Twice | 1827 | 
                                    
                                    7.2%
                                 | 
| 2 | A Few Times | 1304 | 
                                    
                                    5.1%
                                 | 
| 3 | Often | 1373 | 
                                    
                                    5.4%
                                 | 
| 7 | No experience with this in past year | 3786 | 
                                    
                                    14.9%
                                 | 
| 9 | Don't Know | 275 | 
                                    
                                    1.1%
                                 | 
| 998 | Refused | 1 | 
                                    
                                    0%
                                 |