| Value | Category | Cases | |
|---|---|---|---|
| 1 | 216 | 
                                    
                                    7.1%
                                 | |
| 3 | 2785 | 
                                    
                                    91.4%
                                 | |
| 8 | 45 | 
                                    
                                    1.5%
                                 | |
| Sysmiss | 488 |