| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 31 |
1.7%
|
| -8 | Refused | 11 |
0.6%
|
| -5 | Not applicable | 0 |
0%
|
| -3 | Missing | 45 |
2.4%
|
| 1 | Every day | 95 |
5.1%
|
| 2 | Several times a week | 211 |
11.2%
|
| 3 | Several times a month | 650 |
34.6%
|
| 4 | Several times a year | 651 |
34.7%
|
| 5 | Never | 184 |
9.8%
|
| Sysmiss | 9415 |