| Value | Category | Cases | |
|---|---|---|---|
| 1 | 5 days per week | 123 |
9.9%
|
| 2 | 1-5 days per week | 285 |
22.9%
|
| 3 | 1-3 days per month | 394 |
31.7%
|
| 4 | less than once a month | 442 |
35.5%
|
| Sysmiss | 786 |