| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 54 |
2.7%
|
| 2 | Twice a day | 28 |
1.4%
|
| 3 | Every day | 579 |
28.6%
|
| 4 | 2-4times per week | 1120 |
55.3%
|
| 5 | Once a week | 213 |
10.5%
|
| 6 | Less than once a week | 0 |
0%
|
| 98 | Other | 30 |
1.5%
|
| Sysmiss | 1303 |