| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 2 weeks | 38 |
4.2%
|
| 2 | Between 2 and 4 weeks | 14 |
1.6%
|
| 3 | Between 1 and 2 months | 50 |
5.6%
|
| 4 | Between 2 and 6 months | 54 |
6%
|
| 5 | More than 6 months | 192 |
21.4%
|
| 6 | Don’t know (uncertain) | 548 |
61.2%
|
| Sysmiss | 19360 |