| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 529 |
50.6%
|
| 2 | Weekly | 114 |
10.9%
|
| 3 | Monthly | 60 |
5.7%
|
| 4 | Less than monthly | 38 |
3.6%
|
| 5 | Never | 288 |
27.5%
|
| Sysmiss | 17 |
1.6%
|