| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3 | 
                                    
                                    18.8%
                                 | |
| 1 | 7 | 
                                    
                                    43.8%
                                 | |
| 3 | 6 | 
                                    
                                    37.5%
                                 | |
| Sysmiss | 10834 |