| Value | Category | Cases | |
|---|---|---|---|
| 1 | 6 | 
                                    
                                    14%
                                 | |
| 2 | 1 | 
                                    
                                    2.3%
                                 | |
| 3 | 18 | 
                                    
                                    41.9%
                                 | |
| 4 | 5 | 
                                    
                                    11.6%
                                 | |
| 5 | 2 | 
                                    
                                    4.7%
                                 | |
| 6 | 10 | 
                                    
                                    23.3%
                                 | |
| 7 | 1 | 
                                    
                                    2.3%
                                 | |
| Sysmiss | 3491 |