| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 2103 | 
                                    
                                    18.3%
                                 | 
| 2 | NO | 1458 | 
                                    
                                    12.7%
                                 | 
| 9 | NO RESPONSE | 1 | 
                                    
                                    0%
                                 | 
| Sysmiss | 7902 | 
                                    
                                    68.9%
                                 |