| Value | Category | Cases | |
|---|---|---|---|
| 0 | 35 | 
                                    
                                    71.4%
                                 | |
| 2 | 6 | 
                                    
                                    12.2%
                                 | |
| 3 | 4 | 
                                    
                                    8.2%
                                 | |
| 4 | 3 | 
                                    
                                    6.1%
                                 | |
| 10 | 1 | 
                                    
                                    2%
                                 | |
| Sysmiss | 50 |