| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1419 | 
                                    
                                    42.6%
                                 | |
| 1 | 374 | 
                                    
                                    11.2%
                                 | |
| 2 | 406 | 
                                    
                                    12.2%
                                 | |
| 3 | 307 | 
                                    
                                    9.2%
                                 | |
| 4 | 237 | 
                                    
                                    7.1%
                                 | |
| 5 | 158 | 
                                    
                                    4.7%
                                 | |
| 6 | 129 | 
                                    
                                    3.9%
                                 | |
| 7 | 301 | 
                                    
                                    9%
                                 | |
| Missing value | 12 |