| Value | Category | Cases | |
|---|---|---|---|
| 1 | 24 | 
                                    
                                    17.9%
                                 | |
| 2 | 22 | 
                                    
                                    16.4%
                                 | |
| 3 | 41 | 
                                    
                                    30.6%
                                 | |
| 4 | 47 | 
                                    
                                    35.1%
                                 | |
| Sysmiss | 4 |