| Value | Category | Cases | |
|---|---|---|---|
| 1 | 12 | 
                                    
                                    8.8%
                                 | |
| 2 | 17 | 
                                    
                                    12.5%
                                 | |
| 3 | 33 | 
                                    
                                    24.3%
                                 | |
| 4 | 74 | 
                                    
                                    54.4%
                                 | |
| Sysmiss | 2 |