| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 41 |
12.2%
|
| 2 | Monthly | 161 |
47.8%
|
| 3 | Less than once a month | 101 |
30%
|
| 4 | Never | 27 |
8%
|
| 5 | Don't know | 7 |
2.1%
|
| 6 | Refused | 0 |
0%
|
| Sysmiss | 671 |