| Value | Category | Cases | |
|---|---|---|---|
| 1 | 80 | 
                                    
                                    12.3%
                                 | |
| 3 | 554 | 
                                    
                                    84.8%
                                 | |
| 8 | 19 | 
                                    
                                    2.9%
                                 | |
| Sysmiss | 2881 |