| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 54 | 
                                    
                                    1.8%
                                 | 
| 2 | 1 | 23 | 
                                    
                                    0.8%
                                 | 
| Missing value | 2842 | 
                                    
                                    97.4%
                                 |