| Value | Category | Cases | |
|---|---|---|---|
| 2 | 19 | 
                                    
                                    1.4%
                                 | |
| 3 | 17 | 
                                    
                                    1.3%
                                 | |
| 4 | 23 | 
                                    
                                    1.7%
                                 | |
| 5 | 173 | 
                                    
                                    12.8%
                                 | |
| 6 | 840 | 
                                    
                                    62.2%
                                 | |
| 7 | 279 | 
                                    
                                    20.7%
                                 | |
| Sysmiss | 149 |