| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Per week | 33 |
94.3%
|
| 2 | 2. Per 2 weeks | 2 |
5.7%
|
| 3 | 3. Per month | 0 |
0%
|
| 4 | 4.Per 2 months | 0 |
0%
|
| Sysmiss | 6546 |