| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 112 |
50%
|
| 2 | Monthly | 45 |
20.1%
|
| 3 | Less than once a month | 63 |
28.1%
|
| 4 | Don't know | 2 |
0.9%
|
| 5 | Refused | 2 |
0.9%
|
| Sysmiss | 776 |