| Value | Category | Cases | |
|---|---|---|---|
| 1 | Last 1 month | 0 | |
| 2 | Last 2 months | 0 | |
| 3 | 3-5 months | 1 |
50%
|
| 4 | 6 to 12 months | 1 |
50%
|
| 5 | > 1 year | 0 | |
| a | Don't know | 0 | |
| b | Refused to answer | 0 | |
| c | Outlier set to missing | 0 | |
| d | Dropped during anonymization (available on request) | 0 | |
| e | Skipped in error | 0 | |
| m | Not available in wave | 0 | |
| z | Not applicable | 0 |