| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 107 |
19.3%
|
| 2 | Monthly | 205 |
37%
|
| 3 | Less than once a month | 237 |
42.8%
|
| 4 | Never | 4 |
0.7%
|
| 5 | Don't know | 1 |
0.2%
|
| 6 | Refused | 0 |
0%
|
| Sysmiss | 448 |