| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 31 |
11.1%
|
| 2 | Monthly | 83 |
29.6%
|
| 3 | Less than once a month | 111 |
39.6%
|
| 4 | Never | 47 |
16.8%
|
| 5 | Don't know | 4 |
1.4%
|
| 6 | Refused | 4 |
1.4%
|
| Sysmiss | 720 |