| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 1045 |
47.7%
|
| 1 | occasionally | 735 |
33.5%
|
| 2 | weekly | 264 |
12%
|
| 3 | daily | 148 |
6.8%
|
| Sysmiss | 12884 |