| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 942 |
17.1%
|
| 2 | Weekly | 2310 |
42%
|
| 3 | Monthly | 2193 |
39.9%
|
| 4 | Never | 49 |
0.9%
|
| Sysmiss | 43529 |