| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost every day. | 505 |
11.1%
|
| 2 | Sometimes. | 958 |
21.1%
|
| 3 | Never | 2524 |
55.7%
|
| 4 | Don't know | 548 |
12.1%
|
| Sysmiss | 147 |