| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1684 | 
                                    
                                    60.9%
                                 | |
| 1 | 386 | 
                                    
                                    14%
                                 | |
| 2 | 273 | 
                                    
                                    9.9%
                                 | |
| 3 | 185 | 
                                    
                                    6.7%
                                 | |
| 4 | 112 | 
                                    
                                    4.1%
                                 | |
| 5 | 32 | 
                                    
                                    1.2%
                                 | |
| 6 | 20 | 
                                    
                                    0.7%
                                 | |
| 7 | 72 | 
                                    
                                    2.6%
                                 | |
| Missing value | 579 |