| Value | Category | Cases | |
|---|---|---|---|
| 1 | Rarely (1-2 times in past 4 weeks) | 29 |
39.2%
|
| 2 | Sometimes (3-10 times in past 4 weeks) | 29 |
39.2%
|
| 3 | Often (more than 10 times in past 4 weeks) | 16 |
21.6%
|
| Sysmiss | 1888 |