| Value | Category | Cases | |
|---|---|---|---|
| 1 | Weekly | 157 |
32.1%
|
| 2 | Monthly | 149 |
30.5%
|
| 3 | Less than once a month | 173 |
35.4%
|
| 4 | Never | 7 |
1.4%
|
| 5 | Don't know | 2 |
0.4%
|
| 6 | Refused | 1 |
0.2%
|
| Sysmiss | 511 |