| Value | Category | Cases | |
|---|---|---|---|
| 0 | 46 | 
                                    
                                    15.1%
                                 | |
| 1 | 189 | 
                                    
                                    62.2%
                                 | |
| 2 | 52 | 
                                    
                                    17.1%
                                 | |
| 3 | 11 | 
                                    
                                    3.6%
                                 | |
| 4 | 4 | 
                                    
                                    1.3%
                                 | |
| 5 | 1 | 
                                    
                                    0.3%
                                 | |
| 11 | 1 | 
                                    
                                    0.3%
                                 |