| Value | Category | Cases | |
|---|---|---|---|
| 0 | 28 | 
                                    
                                    58.3%
                                 | |
| 2 | 1 | 
                                    
                                    2.1%
                                 | |
| 3 | 2 | 
                                    
                                    4.2%
                                 | |
| 4 | 2 | 
                                    
                                    4.2%
                                 | |
| 5 | 5 | 
                                    
                                    10.4%
                                 | |
| 6 | 4 | 
                                    
                                    8.3%
                                 | |
| 7 | 6 | 
                                    
                                    12.5%
                                 | |
| Sysmiss | 945 |