| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1330 | 
                                    
                                    40.1%
                                 | |
| 1 | 343 | 
                                    
                                    10.3%
                                 | |
| 2 | 264 | 
                                    
                                    8%
                                 | |
| 3 | 213 | 
                                    
                                    6.4%
                                 | |
| 4 | 140 | 
                                    
                                    4.2%
                                 | |
| 5 | 75 | 
                                    
                                    2.3%
                                 | |
| 6 | 57 | 
                                    
                                    1.7%
                                 | |
| 7 | 897 | 
                                    
                                    27%
                                 | |
| Missing value | 24 |