| Value | Category | Cases | |
|---|---|---|---|
| 1 | About every day | 149 |
11.4%
|
| 2 | Sometimes | 274 |
20.9%
|
| 3 | Never | 737 |
56.2%
|
| 4 | Don't know | 151 |
11.5%
|
| Sysmiss | 68 |