| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 322 |
38%
|
| 2 | Monthly | 314 |
37%
|
| 3 | Less than once a month | 142 |
16.7%
|
| 4 | Never | 53 |
6.3%
|
| 5 | Don't know | 13 |
1.5%
|
| 6 | Refused | 4 |
0.5%
|
| Sysmiss | 152 |