| Value | Category | Cases | |
|---|---|---|---|
| -9 | 2 | 
                                    
                                    0.9%
                                 | |
| 1 | 34 | 
                                    
                                    15.8%
                                 | |
| 2 | 179 | 
                                    
                                    83.3%
                                 |