| Value | Category | Cases | |
|---|---|---|---|
| 1 | 26 | 
                                    
                                    8.7%
                                 | |
| 3 | 215 | 
                                    
                                    71.9%
                                 | |
| 8 | 58 | 
                                    
                                    19.4%
                                 | |
| Sysmiss | 3327 |