| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 2643 | 
                                    
                                    26.2%
                                 | 
| 2 | NO | 6674 | 
                                    
                                    66.2%
                                 | 
| 9 | NO RESPONSE | 9 | 
                                    
                                    0.1%
                                 | 
| Sysmiss | 754 | 
                                    
                                    7.5%
                                 |