| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 100 |
24.2%
|
| 2 | Monthly | 245 |
59.2%
|
| 3 | Less than once a month | 50 |
12.1%
|
| 4 | Never | 13 |
3.1%
|
| 5 | Don't know | 4 |
1%
|
| 6 | Refused | 2 |
0.5%
|
| Sysmiss | 586 |