| Value | Category | Cases | |
|---|---|---|---|
| 1 | Hours | 7 |
8.8%
|
| 2 | Days | 38 |
47.5%
|
| 3 | Weeks | 17 |
21.3%
|
| 98 | Don't Know/Not Sure | 18 |
22.5%
|
| 99 | Refused to respond | 0 |
0%
|
| Sysmiss | 508 |