| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 264 |
63.6%
|
| 2 | Monthly | 99 |
23.9%
|
| 3 | Less than once a month | 47 |
11.3%
|
| 4 | Don't know | 3 |
0.7%
|
| 5 | Refused | 2 |
0.5%
|
| Sysmiss | 585 |