| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than two weeks | 324 |
32.4%
|
| 2 | About one month | 227 |
22.7%
|
| 3 | About two months | 150 |
15%
|
| 4 | More than two months | 213 |
21.3%
|
| 5 | Don't know | 71 |
7.1%
|
| 6 | Refused | 15 |
1.5%
|