| Value | Category | Cases | |
|---|---|---|---|
| 1 | Far distance | 15 | 
                                    
                                    78.9%
                                 | 
| 2 | Lack of knowledge | 1 | 
                                    
                                    5.3%
                                 | 
| 3 | Does not seem important | 3 | 
                                    
                                    15.8%
                                 | 
| Sysmiss | 980 |