| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 101 |
16.9%
|
| 2 | Monthly | 318 |
53.4%
|
| 3 | Less than once a month | 143 |
24%
|
| 4 | Never | 20 |
3.4%
|
| 5 | Don't know | 8 |
1.3%
|
| 6 | Refused | 6 |
1%
|
| Sysmiss | 404 |