| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, observed | 523 | 
                                    
                                    26.6%
                                 | 
| 2 | Yes, not observed | 105 | 
                                    
                                    5.3%
                                 | 
| 3 | No | 1339 | 
                                    
                                    68.1%
                                 |