| Value | Category | Cases | |
|---|---|---|---|
| 1 | 12 | 
                                    
                                    8.8%
                                 | |
| 2 | 5 | 
                                    
                                    3.7%
                                 | |
| 3 | 35 | 
                                    
                                    25.7%
                                 | |
| 4 | 84 | 
                                    
                                    61.8%
                                 | |
| Sysmiss | 2 |