| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 114 | 
                                    
                                    78.1%
                                 | 
| 2 | no | 31 | 
                                    
                                    21.2%
                                 | 
| 8 | dk | 1 | 
                                    
                                    0.7%
                                 | 
| Sysmiss | 15205 |