| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost every day. | 639 |
13.7%
|
| 2 | Sometimes | 1143 |
24.6%
|
| 3 | Never | 2381 |
51.2%
|
| 4 | Don't know | 489 |
10.5%
|
| Sysmiss | 75 |