| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 1 day per week | 19 |
2.5%
|
| 2 | 1 day per week | 105 |
13.8%
|
| 3 | 2-3 days per week | 472 |
62.2%
|
| 4 | 4 days or more per week | 163 |
21.5%
|
| Sysmiss | 868 |