| Value | Category | Cases | |
|---|---|---|---|
| 1 | No or low | 846 | 
                                    
                                    26.8%
                                 | 
| 2 | Medium | 579 | 
                                    
                                    18.4%
                                 | 
| 3 | High | 1729 | 
                                    
                                    54.8%
                                 | 
| Sysmiss | 6321 |