| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 26 |
3.8%
|
| 2 | Monthly | 545 |
79.4%
|
| 3 | Less than once a month | 87 |
12.7%
|
| 4 | Never | 19 |
2.8%
|
| 5 | Don't know | 7 |
1%
|
| 6 | Refused | 2 |
0.3%
|
| Sysmiss | 314 |