| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost every day | 219 |
1.9%
|
| 2 | At least once a week | 327 |
2.9%
|
| 3 | Less than once a week | 245 |
2.1%
|
| 4 | Not at all | 210 |
1.8%
|
| Sysmiss | 10451 |
91.3%
|