| Value | Category | Cases | |
|---|---|---|---|
| 1 | 4 | 
                                    
                                    2.6%
                                 | |
| 2 | 2 | 
                                    
                                    1.3%
                                 | |
| 3 | 13 | 
                                    
                                    8.6%
                                 | |
| 4 | 73 | 
                                    
                                    48.3%
                                 | |
| 5 | 44 | 
                                    
                                    29.1%
                                 | |
| 6 | 3 | 
                                    
                                    2%
                                 | |
| 7 | 12 | 
                                    
                                    7.9%
                                 | |
| Sysmiss | 1021 |