| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 230 |
11.5%
|
| 2 | Weekly | 161 |
8.1%
|
| 3 | Monthly | 127 |
6.4%
|
| 4 | Less than monthly | 98 |
4.9%
|
| 5 | Never | 1291 |
64.7%
|
| Sysmiss | 88 |
4.4%
|