| Value | Category | Cases | |
|---|---|---|---|
| -8 | Refused | 0 | 
                                    
                                    0%
                                 | 
| 1 | Face-to-face interview_ immediately after the main survey | 161 | 
                                    
                                    99.4%
                                 | 
| 2 | Face-to-face interview_ second visit | 1 | 
                                    
                                    0.6%
                                 | 
| 3 | Phone interview | 0 | 
                                    
                                    0%
                                 | 
| 4 | Other_ please can you specify | 0 | 
                                    
                                    0%
                                 | 
| Sysmiss | 793 |