| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 152 | 
                                    
                                    10.3%
                                 | 
| 2 | NO | 59 | 
                                    
                                    4%
                                 | 
| 8 | DK | 15 | 
                                    
                                    1%
                                 | 
| Sysmiss | 1253 | 
                                    
                                    84.7%
                                 |