| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 45 |
13.3%
|
| 2 | Monthly | 140 |
41.3%
|
| 3 | Less than once a month | 136 |
40.1%
|
| 4 | Never | 15 |
4.4%
|
| 5 | Don't know | 3 |
0.9%
|
| 6 | Refused | 0 |
0%
|
| Sysmiss | 661 |