| Value | Category | Cases | |
|---|---|---|---|
| 1 | Last 1 month | 244 |
8.8%
|
| 2 | 1-3 months | 545 |
19.7%
|
| 3 | 4-6 months | 664 |
24%
|
| 4 | 7-12 months | 1312 |
47.5%
|
| e | Skipped in error | 0 | |
| m | Not administered in this wave | 0 | |
| z | Not applicable | 0 |