| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 1633 |
35.5%
|
| 2 | Weekly | 1393 |
30.2%
|
| 3 | Every two weeks | 522 |
11.3%
|
| 4 | Monthly | 1057 |
23%
|
| Sysmiss | 7071 |