| Value | Category | Cases | |
|---|---|---|---|
| -99 | Missing | 0 | 
                                    
                                    0%
                                 | 
| 0 | Very low | 1015 | 
                                    
                                    84.7%
                                 | 
| 0.33 | Low | 157 | 
                                    
                                    13.1%
                                 | 
| 0.66 | High | 21 | 
                                    
                                    1.8%
                                 | 
| 1 | Very high | 6 | 
                                    
                                    0.5%
                                 | 
| Sysmiss | 1 |