| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2768 | 
                                    
                                    87.1%
                                 | |
| 1 | 138 | 
                                    
                                    4.3%
                                 | |
| 2 | 156 | 
                                    
                                    4.9%
                                 | |
| 3 | 70 | 
                                    
                                    2.2%
                                 | |
| 4 | 25 | 
                                    
                                    0.8%
                                 | |
| 5 | 6 | 
                                    
                                    0.2%
                                 | |
| 6 | 2 | 
                                    
                                    0.1%
                                 | |
| 7 | 13 | 
                                    
                                    0.4%
                                 |