| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 15 |
18.3%
|
| 2 | Monthly | 31 |
37.8%
|
| 3 | Less than once a month | 23 |
28%
|
| 4 | Never | 12 |
14.6%
|
| 5 | Don't know | 1 |
1.2%
|
| 6 | Refused | 0 |
0%
|
| Sysmiss | 918 |