| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 3 |
3.4%
|
| 2 | Once or more a week but not daily | 7 |
8%
|
| 3 | Once or more a month but not weekly | 26 |
29.5%
|
| 4 | Less than once a month | 52 |
59.1%
|
| Sysmiss | 8483 |