| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 1087 |
89.1%
|
| 1 | Rarely (once or twice a month) | 47 |
3.9%
|
| 2 | Sometimes (three or four times a month) | 33 |
2.7%
|
| 3 | Often (more than 6 times per month) | 21 |
1.7%
|
| 4 | Always (every day) | 32 |
2.6%
|
| Sysmiss | 23 |