| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost everyday | 1159 |
64.7%
|
| 2 | At least once a week | 381 |
21.3%
|
| 3 | Less than once a week | 136 |
7.6%
|
| 4 | Not at all | 114 |
6.4%
|
| Sysmiss | 19428 |