| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 40 |
31%
|
| 2 | Monthly | 40 |
31%
|
| 3 | Less than once a month | 48 |
37.2%
|
| 4 | Don't know | 0 |
0%
|
| 5 | Refused | 1 |
0.8%
|
| Sysmiss | 871 |