| Value | Category | Cases | |
|---|---|---|---|
| 1 | 12 | 
                                    
                                    14.8%
                                 | |
| 2 | 3 | 
                                    
                                    3.7%
                                 | |
| 3 | 18 | 
                                    
                                    22.2%
                                 | |
| 4 | 11 | 
                                    
                                    13.6%
                                 | |
| 5 | 3 | 
                                    
                                    3.7%
                                 | |
| 6 | 19 | 
                                    
                                    23.5%
                                 | |
| 7 | 1 | 
                                    
                                    1.2%
                                 | |
| 8 | 1 | 
                                    
                                    1.2%
                                 | |
| 12 | 10 | 
                                    
                                    12.3%
                                 | |
| 15 | 2 | 
                                    
                                    2.5%
                                 | |
| 20 | 1 | 
                                    
                                    1.2%
                                 | |
| Sysmiss | 57 |