| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 90 |
3.9%
|
| 2 | Every day | 1202 |
51.7%
|
| 3 | Several times a week | 715 |
30.7%
|
| 4 | Several times a month | 251 |
10.8%
|
| 5 | Several times a year | 69 |
3%
|
| Sysmiss | 2541 |