| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 1305 | 
                                    
                                    57.4%
                                 | 
| 2 | NO | 112 | 
                                    
                                    4.9%
                                 | 
| 9 | NO RESPONSE | 5 | 
                                    
                                    0.2%
                                 | 
| Sysmiss | 850 | 
                                    
                                    37.4%
                                 |