| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 22 | 
                                    
                                    1%
                                 | 
| 2 | NO | 1992 | 
                                    
                                    92.5%
                                 | 
| 9 | NO RESPONSE | 2 | 
                                    
                                    0.1%
                                 | 
| Sysmiss | 137 | 
                                    
                                    6.4%
                                 |