| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                    
                                    0%
                                 | 
| 1 | Going in the wrong direction | 954 | 
                                    
                                    79.5%
                                 | 
| 2 | Going in the right direction | 232 | 
                                    
                                    19.3%
                                 | 
| 8 | Refused | 2 | 
                                    
                                    0.2%
                                 | 
| 9 | Don't know | 12 | 
                                    
                                    1%
                                 |