| Value | Category | Cases | |
|---|---|---|---|
| 1 | 13 | 
                                    
                                    14.8%
                                 | |
| 3 | 70 | 
                                    
                                    79.5%
                                 | |
| 8 | 5 | 
                                    
                                    5.7%
                                 | |
| Sysmiss | 1760 |