| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 311 |
24.4%
|
| 2 | Weekly | 135 |
10.6%
|
| 3 | Monthly | 106 |
8.3%
|
| 4 | Less than monthly | 192 |
15%
|
| 5 | Never | 480 |
37.6%
|
| Sysmiss | 52 |
4.1%
|