| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 29 |
14.2%
|
| 2 | Monthly | 68 |
33.3%
|
| 3 | Less than once a month | 90 |
44.1%
|
| 4 | Never | 17 |
8.3%
|
| 5 | Don't know | 0 |
0%
|
| 6 | Refused | 0 |
0%
|
| Sysmiss | 796 |