| Value | Category | Cases | |
|---|---|---|---|
| 1 | daily | 8 |
42.1%
|
| 2 | several days/week | 3 |
15.8%
|
| 3 | once/week | 3 |
15.8%
|
| 4 | once/month | 2 |
10.5%
|
| 5 | occasionally | 3 |
15.8%
|
| Sysmiss | 4646 |