| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 202 |
29.2%
|
| 2 | Monthly | 222 |
32.1%
|
| 3 | Less than once a month | 260 |
37.6%
|
| 4 | Never | 6 |
0.9%
|
| 5 | Don't know | 2 |
0.3%
|
| 6 | Refused | 0 |
0%
|
| Sysmiss | 308 |