| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 101 |
30.2%
|
| 2 | Monthly | 120 |
35.9%
|
| 3 | Less than once a month | 108 |
32.3%
|
| 4 | Don't know | 3 |
0.9%
|
| 5 | Refused | 2 |
0.6%
|
| Sysmiss | 666 |