| Value | Category | Cases | |
|---|---|---|---|
| 1 | Months | 291 |
59.3%
|
| 2 | Weeks | 87 |
17.7%
|
| 3 | Days | 71 |
14.5%
|
| 4 | Less than 1 day (24 hours) | 14 |
2.9%
|
| 7 | Don't Know | 26 |
5.3%
|
| 9 | Refused | 2 |
0.4%
|
| Sysmiss | 16471 |