| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 2 weeks | 8 |
10.8%
|
| 2 | Between 2 and 4 weeks | 2 |
2.7%
|
| 3 | Between 1 and 2 months | 6 |
8.1%
|
| 4 | Between 2 and 6 months | 5 |
6.8%
|
| 5 | More than 6 months | 12 |
16.2%
|
| 6 | Never | 1 |
1.4%
|
| 7 | Don’t know (uncertain) | 40 |
54.1%
|
| Sysmiss | 1933 |