| Value | Category | Cases | |
|---|---|---|---|
| 1 | a day or less | 142 |
20.9%
|
| 2 | more than a day, less than a week | 231 |
34%
|
| 3 | a week | 134 |
19.7%
|
| 4 | more than a week, less than a month | 78 |
11.5%
|
| 5 | a month or more | 94 |
13.8%
|
| Sysmiss | 2460 |