| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                    
                                    0%
                                 | 
| 0 | Never | 4 | 
                                    
                                    0.3%
                                 | 
| 1 | After a long time | 10 | 
                                    
                                    0.8%
                                 | 
| 2 | After a short time | 10 | 
                                    
                                    0.8%
                                 | 
| 3 | Right away | 20 | 
                                    
                                    1.7%
                                 | 
| 7 | No contact | 1155 | 
                                    
                                    96.3%
                                 | 
| 8 | Refused | 0 | 
                                    
                                    0%
                                 | 
| 9 | Don't know | 1 | 
                                    
                                    0.1%
                                 |