| Value | Category | Cases | |
|---|---|---|---|
| 1 | 29 | 
                                    
                                    21.3%
                                 | |
| 3 | 72 | 
                                    
                                    52.9%
                                 | |
| 8 | 35 | 
                                    
                                    25.7%
                                 | |
| Sysmiss | 45 |