| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 189 |
28.9%
|
| 2 | Monthly | 348 |
53.3%
|
| 3 | Less than once a month | 73 |
11.2%
|
| 4 | Never | 23 |
3.5%
|
| 5 | Don't know | 16 |
2.5%
|
| 6 | Refused | 4 |
0.6%
|
| Sysmiss | 347 |