| Value | Category | Cases | |
|---|---|---|---|
| 1 | 16 | 
                                    
                                    35.6%
                                 | |
| 2 | 3 | 
                                    
                                    6.7%
                                 | |
| 3 | 19 | 
                                    
                                    42.2%
                                 | |
| 4 | 7 | 
                                    
                                    15.6%
                                 | |
| Sysmiss | 96 |