| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost every day | 1130 |
25.5%
|
| 2 | At least once a week | 1289 |
29.1%
|
| 3 | Less than once a week | 1210 |
27.3%
|
| 4 | Not at all | 791 |
17.9%
|
| 9 | Missing | 8 |
0.2%
|
| Sysmiss | 217 |