| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2 | 
                                    
                                    1.7%
                                 | |
| 1 | 31 | 
                                    
                                    27%
                                 | |
| 2 | 26 | 
                                    
                                    22.6%
                                 | |
| 3 | 18 | 
                                    
                                    15.7%
                                 | |
| 4 | 4 | 
                                    
                                    3.5%
                                 | |
| 5 | 8 | 
                                    
                                    7%
                                 | |
| 6 | 26 | 
                                    
                                    22.6%
                                 | |
| Sysmiss | 25469 |