| Value | Category | Cases | |
|---|---|---|---|
| 1 | at least once a day | 10990 |
66.8%
|
| 2 | at least once a week but not every day | 4670 |
28.4%
|
| 3 | at least once a month | 792 |
4.8%
|
| Sysmiss | 99458 |