| Value | Category | Cases | |
|---|---|---|---|
| 2 | 5 or more days a week | 70 |
13.8%
|
| 3 | 1-4 days per week | 197 |
38.7%
|
| 4 | 1-3 days per month | 129 |
25.3%
|
| 5 | Less than once a month | 113 |
22.2%
|
| Sysmiss | 1538 |