| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 37 |
34.3%
|
| 2 | Monthly | 36 |
33.3%
|
| 3 | Less than once a month | 33 |
30.6%
|
| 4 | Don't know | 2 |
1.9%
|
| 5 | Refused | 0 |
0%
|
| Sysmiss | 892 |