| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 1 day per week | 6 |
2.7%
|
| 2 | 1 day per week | 182 |
81.3%
|
| 3 | 2-3 days per week | 22 |
9.8%
|
| 4 | 4 days or more per week | 14 |
6.3%
|
| Sysmiss | 493 |