| Value | Category | Cases | |
|---|---|---|---|
| 0 | 12 | 
                                    
                                    18.2%
                                 | |
| 1 | 12 | 
                                    
                                    18.2%
                                 | |
| 2 | 9 | 
                                    
                                    13.6%
                                 | |
| 3 | 8 | 
                                    
                                    12.1%
                                 | |
| 4 | 3 | 
                                    
                                    4.5%
                                 | |
| 5 | 22 | 
                                    
                                    33.3%
                                 | |
| Sysmiss | 185 |