| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Yes | 13 | 
                                    
                                    24.1%
                                 | 
| 2 | 2. No | 40 | 
                                    
                                    74.1%
                                 | 
| 99 | 99. Refused to answer | 1 | 
                                    
                                    1.9%
                                 | 
| Sysmiss | 3876 |