| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 415 | 
                                    
                                    19.3%
                                 | 
| 2 | NO | 1666 | 
                                    
                                    77.4%
                                 | 
| 9 | NO RESPONSE | 2 | 
                                    
                                    0.1%
                                 | 
| Sysmiss | 70 | 
                                    
                                    3.3%
                                 |