| Value | Category | Cases | |
|---|---|---|---|
| 1 | 4 | 
                                    
                                    3.4%
                                 | |
| 2 | 16 | 
                                    
                                    13.8%
                                 | |
| 3 | 5 | 
                                    
                                    4.3%
                                 | |
| 4 | 36 | 
                                    
                                    31%
                                 | |
| 5 | 51 | 
                                    
                                    44%
                                 | |
| 6 | 2 | 
                                    
                                    1.7%
                                 | |
| 7 | 2 | 
                                    
                                    1.7%
                                 | |
| Sysmiss | 15 |