| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 70 |
14.6%
|
| 2 | Weekly | 284 |
59.3%
|
| 3 | Monthly | 61 |
12.7%
|
| 4 | Never | 64 |
13.4%
|
| Sysmiss | 566 |