| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 2 |
0.2%
|
| 0 | Never / It is not necessary | 38 |
3.2%
|
| 1 | At least once a year | 69 |
5.8%
|
| 2 | At least once a month | 531 |
44.3%
|
| 3 | At least weekly | 205 |
17.1%
|
| 4 | Should stay here all of the time | 318 |
26.5%
|
| 9 | Don't know | 36 |
3%
|