| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 79 |
13%
|
| 2 | Monthly | 257 |
42.1%
|
| 3 | Less than once a month | 226 |
37%
|
| 4 | Never | 41 |
6.7%
|
| 5 | Don't know | 5 |
0.8%
|
| 6 | Refused | 2 |
0.3%
|
| Sysmiss | 390 |