| Value | Category | Cases | |
|---|---|---|---|
| 1 | 45 | 
                                    
                                    15.3%
                                 | |
| 3 | 246 | 
                                    
                                    83.7%
                                 | |
| 8 | 3 | 
                                    
                                    1%
                                 | |
| Sysmiss | 2 |