| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 64 |
21.1%
|
| 2 | Monthly | 89 |
29.3%
|
| 3 | Less than once a month | 143 |
47%
|
| 4 | Don't know | 5 |
1.6%
|
| 5 | Refused | 3 |
1%
|
| Sysmiss | 696 |