| Value | Category | Cases | |
|---|---|---|---|
| 1 | 23 | 
                                    
                                    50%
                                 | |
| 2 | 19 | 
                                    
                                    41.3%
                                 | |
| 3 | 3 | 
                                    
                                    6.5%
                                 | |
| 4 | 1 | 
                                    
                                    2.2%
                                 | |
| Sysmiss | 317 |