| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, observed | 1280 | 
                                    
                                    65.1%
                                 | 
| 2 | Yes, not observed | 325 | 
                                    
                                    16.5%
                                 | 
| 3 | No | 362 | 
                                    
                                    18.4%
                                 |