| Value | Category | Cases | |
|---|---|---|---|
| 1 | 58 | 
                                    
                                    22.2%
                                 | |
| 3 | 132 | 
                                    
                                    50.6%
                                 | |
| 8 | 71 | 
                                    
                                    27.2%
                                 | |
| Sysmiss | 3365 |