| Value | Category | Cases | |
|---|---|---|---|
| 1 | 29 | 
                                    
                                    67.4%
                                 | |
| 2 | 13 | 
                                    
                                    30.2%
                                 | |
| 8 | 1 | 
                                    
                                    2.3%
                                 | |
| Sysmiss | 3491 |