| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 827 |
16.3%
|
| 2 | Weekly | 2054 |
40.4%
|
| 3 | Monthly | 2157 |
42.4%
|
| 4 | Never | 45 |
0.9%
|
| Sysmiss | 43724 |