| Value | Category | Cases | |
|---|---|---|---|
| 1 | 38 | 
                                    
                                    12.9%
                                 | |
| 3 | 248 | 
                                    
                                    84.4%
                                 | |
| 8 | 8 | 
                                    
                                    2.7%
                                 | |
| Sysmiss | 2 |