| Value | Category | Cases | |
|---|---|---|---|
| 1 | 15 | 
                                    
                                    24.2%
                                 | |
| 2 | 35 | 
                                    
                                    56.5%
                                 | |
| 3 | 8 | 
                                    
                                    12.9%
                                 | |
| 4 | 2 | 
                                    
                                    3.2%
                                 | |
| 5 | 2 | 
                                    
                                    3.2%
                                 | |
| Sysmiss | 79 |