| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 24 | 
                                    
                                    0.2%
                                 | 
| 2 | NO | 2521 | 
                                    
                                    16.1%
                                 | 
| 9 | NO RESPONSE | 1 | 
                                    
                                    0%
                                 | 
| Sysmiss | 13089 | 
                                    
                                    83.7%
                                 |