| Value | Category | Cases | |
|---|---|---|---|
| 1 | 7 | 
                                    
                                    5.1%
                                 | |
| 2 | 8 | 
                                    
                                    5.8%
                                 | |
| 3 | 45 | 
                                    
                                    32.6%
                                 | |
| 4 | 78 | 
                                    
                                    56.5%
                                 | |
| Sysmiss | 3 |