| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 3403 | 
                                    
                                    92.8%
                                 | 
| 2 | No | 254 | 
                                    
                                    6.9%
                                 | 
| 8 | Don?t know | 11 | 
                                    
                                    0.3%
                                 | 
| Sysmiss | 129 |