| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 200 |
48.5%
|
| 2 | Monthly | 116 |
28.2%
|
| 3 | Less than once a month | 77 |
18.7%
|
| 4 | Never | 8 |
1.9%
|
| 5 | Don't know | 9 |
2.2%
|
| 6 | Refused | 2 |
0.5%
|
| Sysmiss | 588 |