| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 93 | 
                                    
                                    0.7%
                                 | 
| 2 | NO | 2830 | 
                                    
                                    19.8%
                                 | 
| 9 | NO RESPONSE | 1 | 
                                    
                                    0%
                                 | 
| Sysmiss | 11373 | 
                                    
                                    79.5%
                                 |