| Value | Category | Cases | |
|---|---|---|---|
| 1 | Everyday | 3499 |
25.3%
|
| 2 | A few times in a week | 2212 |
16%
|
| 3 | Once a week | 704 |
5.1%
|
| 4 | A few times in a month | 557 |
4%
|
| 5 | Once a month | 493 |
3.6%
|
| 6 | Never | 6373 |
46.1%
|
| Sysmiss | 5570 |