| Value | Category | Cases | |
|---|---|---|---|
| 1 | almost every day | 11 |
0.4%
|
| 2 | at least once a week | 28 |
0.9%
|
| 3 | a few times a month | 39 |
1.3%
|
| 4 | a few times a year | 57 |
1.9%
|
| 5 | less than once a year | 126 |
4.1%
|
| 6 | never | 2767 |
90.6%
|
| 7 | v.r.: I don't know | 25 |
0.8%
|
| Missing value | 2 |
0.1%
|