| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2697 | 
                                    
                                    74.4%
                                 | |
| 1 | 14 | 
                                    
                                    0.4%
                                 | |
| Missing value | 914 | 
                                    
                                    25.2%
                                 |