| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 2014 |
26.7%
|
| 2 | At least once a week | 2089 |
27.7%
|
| 3 | Infrequently | 1630 |
21.6%
|
| 4 | Never | 1785 |
23.7%
|
| 98 | Don't know | 17 |
0.2%
|
| Sysmiss | 34477 |