| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 168 |
62.2%
|
| 2 | Monthly | 56 |
20.7%
|
| 3 | Less than once a month | 44 |
16.3%
|
| 4 | Don't know | 2 |
0.7%
|
| 5 | Refused | 0 |
0%
|
| Sysmiss | 730 |