| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2688 | 
                                    
                                    66.2%
                                 | |
| 2 | 895 | 
                                    
                                    22%
                                 | |
| 3 | 187 | 
                                    
                                    4.6%
                                 | |
| 4 | 110 | 
                                    
                                    2.7%
                                 | |
| 5 | 82 | 
                                    
                                    2%
                                 | |
| 6 | 98 | 
                                    
                                    2.4%
                                 | |
| Missing value | 6 |