| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1577 | 
                                    
                                    80.2%
                                 | |
| 1 | 270 | 
                                    
                                    13.7%
                                 | |
| 2 | 120 | 
                                    
                                    6.1%
                                 |