| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 246 |
47.3%
|
| 2 | Monthly | 189 |
36.3%
|
| 3 | Less than once a month | 81 |
15.6%
|
| 4 | Don't know | 3 |
0.6%
|
| 5 | Refused | 1 |
0.2%
|
| Sysmiss | 480 |