| Value | Category | Cases | |
|---|---|---|---|
| 1 | 306 | 
                                    
                                    25.6%
                                 | |
| 3 | 695 | 
                                    
                                    58.3%
                                 | |
| 8 | 192 | 
                                    
                                    16.1%
                                 | |
| Sysmiss | 652 |