| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 22 |
8.9%
|
| 2 | Monthly | 71 |
28.6%
|
| 3 | Less than once a month | 129 |
52%
|
| 4 | Never | 26 |
10.5%
|
| 5 | Don't know | 0 |
0%
|
| 6 | Refused | 0 |
0%
|
| Sysmiss | 752 |