| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2480 | 
                                    
                                    74.5%
                                 | |
| 1 | 239 | 
                                    
                                    7.2%
                                 | |
| 2 | 158 | 
                                    
                                    4.7%
                                 | |
| 3 | 114 | 
                                    
                                    3.4%
                                 | |
| 4 | 89 | 
                                    
                                    2.7%
                                 | |
| 5 | 34 | 
                                    
                                    1%
                                 | |
| 6 | 17 | 
                                    
                                    0.5%
                                 | |
| 7 | 200 | 
                                    
                                    6%
                                 | |
| Missing value | 12 |