| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 2 weeks | 3 |
10%
|
| 2 | Between 2 and 4 weeks | 0 |
0%
|
| 3 | Between 1 and 2 months | 3 |
10%
|
| 4 | Between 2 and 6 months | 1 |
3.3%
|
| 5 | More than 6 months | 4 |
13.3%
|
| 6 | Never | 6 |
20%
|
| 7 | Don’t know (uncertain) | 13 |
43.3%
|
| Sysmiss | 2519 |