| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 9982 |
40.6%
|
| 2 | Monthly | 3323 |
13.5%
|
| 3 | Yearly | 1065 |
4.3%
|
| 4 | Less often | 2614 |
10.6%
|
| 5 | Not at all | 7608 |
30.9%
|
| Sysmiss | 516 |