| Value | Category | Cases | |
|---|---|---|---|
| -8 | Refusal (spontaneous) | 2 |
0.1%
|
| 1 | Face-to-face interview, immediately after the main survey (spontaneous) | 1330 |
99.5%
|
| 2 | Continue by phone at a later date (spontaneous) | 5 |
0.4%
|