| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 1435 |
65.3%
|
| 1 | occasionally | 462 |
21%
|
| 2 | weekly | 187 |
8.5%
|
| 3 | daily | 112 |
5.1%
|
| Sysmiss | 12880 |