| Value | Category | Cases | |
|---|---|---|---|
| 1 | 451 | 
                                    
                                    14%
                                 | |
| 3 | 2725 | 
                                    
                                    84.3%
                                 | |
| 8 | 56 | 
                                    
                                    1.7%
                                 | |
| Sysmiss | 302 |