| Value | Category | Cases | |
|---|---|---|---|
| 0 | 36 | 
                                    
                                    92.3%
                                 | |
| 1 | 1 | 
                                    
                                    2.6%
                                 | |
| 5 | 1 | 
                                    
                                    2.6%
                                 | |
| 20 | 1 | 
                                    
                                    2.6%
                                 | |
| Sysmiss | 33 |