| Value | Category | Cases | |
|---|---|---|---|
| 1 | 4 | 
                                    
                                    8.7%
                                 | |
| 2 | 2 | 
                                    
                                    4.3%
                                 | |
| 3 | 3 | 
                                    
                                    6.5%
                                 | |
| 4 | 2 | 
                                    
                                    4.3%
                                 | |
| 5 | 8 | 
                                    
                                    17.4%
                                 | |
| 6 | 16 | 
                                    
                                    34.8%
                                 | |
| 7 | 11 | 
                                    
                                    23.9%
                                 | |
| Sysmiss | 11 |