| Value | Category | Cases | |
|---|---|---|---|
| 1 | 40 | 
                                    
                                    42.6%
                                 | |
| 2 | 35 | 
                                    
                                    37.2%
                                 | |
| 3 | 15 | 
                                    
                                    16%
                                 | |
| 4 | 4 | 
                                    
                                    4.3%
                                 | |
| Sysmiss | 47 |