| Value | Category | Cases | |
|---|---|---|---|
| 1 | 323 | 
                                    
                                    9.6%
                                 | |
| 3 | 2798 | 
                                    
                                    83.2%
                                 | |
| 8 | 242 | 
                                    
                                    7.2%
                                 | |
| Sysmiss | 171 |