| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 98 |
34.9%
|
| 2 | Monthly | 106 |
37.7%
|
| 3 | Less than once a month | 42 |
14.9%
|
| 4 | Never | 34 |
12.1%
|
| 5 | Don't know | 1 |
0.4%
|
| 6 | Refused | 0 |
0%
|
| Sysmiss | 719 |