| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 10 |
4%
|
| 2 | Monthly | 121 |
47.8%
|
| 3 | Less than once a month | 117 |
46.2%
|
| 4 | Don't know | 5 |
2%
|
| 5 | Refused | 0 |
0%
|
| Sysmiss | 747 |