| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly or more often | 38 |
18.5%
|
| 2 | Monthly | 78 |
38%
|
| 3 | Quarterly | 15 |
7.3%
|
| 4 | Twice a year | 43 |
21%
|
| 5 | Once a year or less often | 27 |
13.2%
|
| 6 | I do not know | 4 |
2%
|
| Sysmiss | 105 |