| Value | Category | Cases | |
|---|---|---|---|
| -9 | 1 | 
                                    
                                    0.5%
                                 | |
| 1 | 19 | 
                                    
                                    8.8%
                                 | |
| 2 | 195 | 
                                    
                                    90.7%
                                 |