| Value | Category | Cases | |
|---|---|---|---|
| 1 | Everyday | 6098 |
27.9%
|
| 2 | A few times in a week | 3240 |
14.8%
|
| 3 | Once a week | 556 |
2.5%
|
| 4 | A few times in a month | 1099 |
5%
|
| 5 | Once a month | 433 |
2%
|
| 6 | Never | 10467 |
47.8%
|
| Sysmiss | 3346 |