| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 100 |
8.6%
|
| 2 | Once or twice a month | 193 |
16.6%
|
| 3 | Only a few times a year | 322 |
27.7%
|
| 4 | Not at all | 546 |
47%
|
| -4 | Not asked | 0 | |
| -3 | Not applicable | 0 | |
| -2 | No answer | 0 | |
| -1 | Don´t know | 39 |