| Value | Category | Cases | |
|---|---|---|---|
| -7.0 | 30 | 
                                    
                                    90.9%
                                 | |
| -9.0 | 1 | 
                                    
                                    3%
                                 | |
| 0 | 2 | 
                                    
                                    6.1%
                                 |