| Value | Category | Cases | |
|---|---|---|---|
| 1 | 22 | 
                                    
                                    7.3%
                                 | |
| 3 | 216 | 
                                    
                                    71.3%
                                 | |
| 8 | 65 | 
                                    
                                    21.5%
                                 | |
| Sysmiss | 3323 |