| Value | Category | Cases | |
|---|---|---|---|
| 0 | 122 | 
                                    
                                    8.7%
                                 | |
| 1 | 908 | 
                                    
                                    64.8%
                                 | |
| 2 | 282 | 
                                    
                                    20.1%
                                 | |
| 3 | 79 | 
                                    
                                    5.6%
                                 | |
| 4 | 8 | 
                                    
                                    0.6%
                                 | |
| 5 | 3 | 
                                    
                                    0.2%
                                 | |
| Missing value | 25 |