| Value | Category | Cases | |
|---|---|---|---|
| 1 | 61 | 
                                    
                                    69.3%
                                 | |
| 2 | 21 | 
                                    
                                    23.9%
                                 | |
| 3 | 3 | 
                                    
                                    3.4%
                                 | |
| 4 | 3 | 
                                    
                                    3.4%
                                 | |
| Sysmiss | 4 |