| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 122 | 
                                    
                                    91%
                                 | 
| 2 | no | 10 | 
                                    
                                    7.5%
                                 | 
| 8 | dk | 2 | 
                                    
                                    1.5%
                                 | 
| Sysmiss | 15217 |