| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 60 |
2.5%
|
| 2 | Once a month | 66 |
2.8%
|
| 3 | Every 2 weeks | 124 |
5.2%
|
| 4 | Once a week | 479 |
20.1%
|
| 5 | 2-4times a week | 721 |
30.3%
|
| 6 | Everyday | 909 |
38.2%
|
| 98 | Other | 21 |
0.9%
|
| Sysmiss | 947 |