| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 103 |
17.7%
|
| 2 | Monthly | 146 |
25%
|
| 3 | Less than once a month | 300 |
51.5%
|
| 4 | Never | 30 |
5.1%
|
| 5 | Don't know | 4 |
0.7%
|
| 6 | Refused | 0 |
0%
|
| Sysmiss | 417 |