| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 3873 |
87.9%
|
| 2 | Once a week | 375 |
8.5%
|
| 3 | Once a month | 65 |
1.5%
|
| 4 | Not at all | 90 |
2%
|
| Sysmiss | 2 |