| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 2315 |
21.5%
|
| 2 | Weekly | 5330 |
49.5%
|
| 3 | Twice a month | 721 |
6.7%
|
| 4 | Once a month | 528 |
4.9%
|
| 5 | Less frequently | 1463 |
13.6%
|
| 6 | Never | 407 |
3.8%
|
| Sysmiss | 5561 |