| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 2978 | 
                                    
                                    18.8%
                                 | 
| 2 | No | 12759 | 
                                    
                                    80.4%
                                 | 
| 3 | Don't Know | 140 | 
                                    
                                    0.9%
                                 | 
| Sysmiss | 65901 |