| Value | Category | Cases | |
|---|---|---|---|
| 0 | 468 | 
                                    
                                    69.9%
                                 | |
| 1 | 200 | 
                                    
                                    29.9%
                                 | |
| 8 | 2 | 
                                    
                                    0.3%
                                 |