| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 98 |
1.9%
|
| -8 | Refused | 34 |
0.6%
|
| -5 | Not applicable | 0 |
0%
|
| -3 | Missing | 109 |
2.1%
|
| 1 | Every day | 375 |
7.1%
|
| 2 | Several times a week | 632 |
11.9%
|
| 3 | Several times a month | 1352 |
25.5%
|
| 4 | Several times a year | 1239 |
23.4%
|
| 5 | Never | 1457 |
27.5%
|
| Sysmiss | 5997 |