| Value | Category | Cases | |
|---|---|---|---|
| 1 | Everyday | 7 |
9.3%
|
| 2 | A few times in a week | 11 |
14.7%
|
| 3 | Once a week | 4 |
5.3%
|
| 4 | A few times in a month | 12 |
16%
|
| 5 | Once a month | 3 |
4%
|
| 6 | Never | 38 |
50.7%
|
| 555 | Other | 0 |
0%
|
| Sysmiss | 2321 |