| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 2 weeks | 12 |
6.6%
|
| 2 | Between 2 and 4 weeks | 7 |
3.8%
|
| 3 | Between 1 and 2 months | 24 |
13.2%
|
| 4 | Between 2 and 6 months | 20 |
11%
|
| 5 | More than 6 months | 22 |
12.1%
|
| 6 | Never | 15 |
8.2%
|
| 7 | Don’t know (uncertain) | 82 |
45.1%
|
| Sysmiss | 20074 |