| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 11436 |
46.5%
|
| 2 | Monthly | 3448 |
14%
|
| 3 | Yearly | 1241 |
5%
|
| 4 | Less often | 2616 |
10.6%
|
| 5 | Not at all | 5851 |
23.8%
|
| Sysmiss | 516 |