| Value | Category | Cases | |
|---|---|---|---|
| 1 | Rarely (Once or Twice in 4 weeks) | 2349 |
51.8%
|
| 2 | Sometimes (Three to Ten times in 4 weeks) | 1533 |
33.8%
|
| 3 | Often (More than ten times in 4 weeks) | 628 |
13.8%
|
| 4 | Never | 25 |
0.6%
|
| Sysmiss | 11291 |