| Value | Category | Cases | |
|---|---|---|---|
| 0 | 255 | 
                                    
                                    6.3%
                                 | |
| 1 | 18 | 
                                    
                                    0.4%
                                 | |
| 2 | 26 | 
                                    
                                    0.6%
                                 | |
| 3 | 29 | 
                                    
                                    0.7%
                                 | |
| 4 | 43 | 
                                    
                                    1.1%
                                 | |
| 5 | 106 | 
                                    
                                    2.6%
                                 | |
| 6 | 72 | 
                                    
                                    1.8%
                                 | |
| 7 | 3478 | 
                                    
                                    86.4%
                                 |