| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 384 |
44.4%
|
| 2 | Monthly | 411 |
47.5%
|
| 3 | Less than once a month | 39 |
4.5%
|
| 4 | Never | 19 |
2.2%
|
| 5 | Don't know | 7 |
0.8%
|
| 6 | Refused | 5 |
0.6%
|
| Sysmiss | 135 |