| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 318 |
36.3%
|
| 2 | Monthly | 314 |
35.8%
|
| 3 | Less than once a month | 154 |
17.6%
|
| 4 | Never | 62 |
7.1%
|
| 5 | Don't know | 10 |
1.1%
|
| 6 | Refused | 19 |
2.2%
|
| Sysmiss | 123 |