| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 385 |
47.3%
|
| 2 | Monthly | 147 |
18.1%
|
| 3 | Less than once a month | 219 |
26.9%
|
| 4 | Never | 47 |
5.8%
|
| 5 | Don't know | 13 |
1.6%
|
| 6 | Refused | 3 |
0.4%
|
| Sysmiss | 186 |