| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily or almost daily | 97 |
29%
|
| 2 | Weekly | 98 |
29.3%
|
| 3 | Monthly | 38 |
11.4%
|
| 4 | Less than monthly | 101 |
30.2%
|
| Sysmiss | 2764 |