| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 20 |
0.7%
|
| 2 | Several times a week | 183 |
6.5%
|
| 3 | Several times a month | 379 |
13.4%
|
| 4 | Several times a year or less often | 855 |
30.1%
|
| 5 | Never | 1399 |
49.3%
|
| Sysmiss | 71 |