| Value | Category | Cases | |
|---|---|---|---|
| 1 | Rarely (Once or Twice in 4 weeks) | 2599 |
48.2%
|
| 2 | Sometimes (Three to Ten times in 4 weeks) | 2051 |
38%
|
| 3 | Often (More than ten times in 4 weeks) | 730 |
13.5%
|
| 4 | Never | 17 |
0.3%
|
| Sysmiss | 10429 |