| Value | Category | Cases | |
|---|---|---|---|
| 6 | 1 | 
                                    
                                    0.2%
                                 | |
| 8 | 8 | 
                                    
                                    1.3%
                                 | |
| 9 | 72 | 
                                    
                                    11.8%
                                 | |
| 10 | 135 | 
                                    
                                    22.1%
                                 | |
| 11 | 28 | 
                                    
                                    4.6%
                                 | |
| 12 | 11 | 
                                    
                                    1.8%
                                 | |
| 13 | 92 | 
                                    
                                    15%
                                 | |
| 14 | 102 | 
                                    
                                    16.7%
                                 | |
| 15 | 55 | 
                                    
                                    9%
                                 | |
| 16 | 32 | 
                                    
                                    5.2%
                                 | |
| 17 | 21 | 
                                    
                                    3.4%
                                 | |
| 18 | 14 | 
                                    
                                    2.3%
                                 | |
| 19 | 19 | 
                                    
                                    3.1%
                                 | |
| 20 | 13 | 
                                    
                                    2.1%
                                 | |
| 21 | 9 | 
                                    
                                    1.5%
                                 |