| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 2069 | 
                                    
                                    96.6%
                                 | 
| 1 | Yes | 70 | 
                                    
                                    3.3%
                                 | 
| 98 | I do not know | 3 | 
                                    
                                    0.1%
                                 | 
| 99 | Refused | 0 | 
                                    
                                    0%
                                 |