| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3 | 
                                    
                                    0.3%
                                 | |
| 1 | 29 | 
                                    
                                    2.9%
                                 | |
| 2 | 153 | 
                                    
                                    15.5%
                                 | |
| 3 | 179 | 
                                    
                                    18.1%
                                 | |
| 4 | 233 | 
                                    
                                    23.6%
                                 | |
| 5 | 126 | 
                                    
                                    12.8%
                                 | |
| 6 | 111 | 
                                    
                                    11.2%
                                 | |
| 7 | 51 | 
                                    
                                    5.2%
                                 | |
| 8 | 47 | 
                                    
                                    4.8%
                                 | |
| 9 | 14 | 
                                    
                                    1.4%
                                 | |
| 10 | 29 | 
                                    
                                    2.9%
                                 | |
| 12 | 7 | 
                                    
                                    0.7%
                                 | |
| 13 | 1 | 
                                    
                                    0.1%
                                 | |
| 14 | 1 | 
                                    
                                    0.1%
                                 | |
| 15 | 3 | 
                                    
                                    0.3%
                                 | |
| 20 | 1 | 
                                    
                                    0.1%
                                 |