| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 1316 | 
                                    
                                    96.8%
                                 | 
| 1 | Yes | 37 | 
                                    
                                    2.7%
                                 | 
| 8 | DK | 7 | 
                                    
                                    0.5%
                                 |