| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than two weeks | 153 |
15.3%
|
| 2 | About one month | 251 |
25.1%
|
| 3 | About two months | 183 |
18.3%
|
| 4 | More than two months | 402 |
40.2%
|
| 5 | Don't know | 11 |
1.1%
|
| 6 | Refused | 0 |
0%
|