| Value | Category | Cases | |
|---|---|---|---|
| 1 | About every day | 139 |
10.6%
|
| 2 | Sometimes | 245 |
18.6%
|
| 3 | Never | 763 |
57.9%
|
| 4 | Don't know | 170 |
12.9%
|
| Sysmiss | 62 |