| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 238 |
46.3%
|
| 2 | Monthly | 193 |
37.5%
|
| 3 | Less than once a month | 57 |
11.1%
|
| 4 | Never | 8 |
1.6%
|
| 5 | Don't know | 16 |
3.1%
|
| 6 | Refused | 2 |
0.4%
|
| Sysmiss | 486 |