| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 44 |
15.3%
|
| 2 | Monthly | 144 |
50.2%
|
| 3 | Less than once a month | 63 |
22%
|
| 4 | Never | 35 |
12.2%
|
| 5 | Don't know | 1 |
0.3%
|
| 6 | Refused | 0 |
0%
|
| Sysmiss | 713 |