| Value | Category | Cases | |
|---|---|---|---|
| 0 | 623 | 
                                    
                                    85.1%
                                 | |
| 1 | 72 | 
                                    
                                    9.8%
                                 | |
| 2 | 28 | 
                                    
                                    3.8%
                                 | |
| 3 | 6 | 
                                    
                                    0.8%
                                 | |
| 4 | 1 | 
                                    
                                    0.1%
                                 | |
| 7 | 2 | 
                                    
                                    0.3%
                                 |