| Value | Category | Cases | |
|---|---|---|---|
| 0 | 952 | 
                                    
                                    68.8%
                                 | |
| 1 | 180 | 
                                    
                                    13%
                                 | |
| 2 | 97 | 
                                    
                                    7%
                                 | |
| 3 | 55 | 
                                    
                                    4%
                                 | |
| 4 | 37 | 
                                    
                                    2.7%
                                 | |
| 5 | 27 | 
                                    
                                    2%
                                 | |
| 6 | 7 | 
                                    
                                    0.5%
                                 | |
| 7 | 28 | 
                                    
                                    2%
                                 |