| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 55 |
2.7%
|
| 2 | Twice a day | 67 |
3.3%
|
| 3 | Every day | 844 |
41.7%
|
| 4 | 2-4times per week | 828 |
40.9%
|
| 5 | Once a week | 202 |
10%
|
| 6 | Less than once a week | 9 |
0.4%
|
| 98 | Other | 19 |
0.9%
|
| Sysmiss | 1303 |