| Value | Category | Cases | |
|---|---|---|---|
| 0 | 7115 | 
                                    
                                    67.5%
                                 | |
| 1 | 1164 | 
                                    
                                    11%
                                 | |
| 2 | 2184 | 
                                    
                                    20.7%
                                 | |
| 3 | 52 | 
                                    
                                    0.5%
                                 | |
| 4 | 26 | 
                                    
                                    0.2%
                                 |