| Value | Category | Cases | |
|---|---|---|---|
| 1 | Rarely (Once or Twice in 4 weeks) | 2434 |
50%
|
| 2 | Sometimes (Three to Ten times in 4 weeks) | 1702 |
34.9%
|
| 3 | Often (More than ten times in 4 weeks) | 701 |
14.4%
|
| 4 | Never | 35 |
0.7%
|
| Sysmiss | 10954 |