| Value | Category | Cases | |
|---|---|---|---|
| 0 | 274 | 
                                    
                                    7.6%
                                 | |
| 1 | 1625 | 
                                    
                                    44.8%
                                 | |
| Missing value | 1726 | 
                                    
                                    47.6%
                                 |