| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 859 |
14.1%
|
| 2 | More than 4 times in a week | 607 |
10%
|
| 3 | 4 times in a week | 699 |
11.5%
|
| 4 | Less than 4 times in a week | 1206 |
19.8%
|
| 5 | Never | 2712 |
44.6%
|
| Sysmiss | 3777 |