| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2864 | 
                                    
                                    20.5%
                                 | |
| 3 | 10859 | 
                                    
                                    77.8%
                                 | |
| 8 | 233 | 
                                    
                                    1.7%
                                 | |
| Sysmiss | 690 |