| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 2458 |
32.6%
|
| 2 | At least once a week | 2123 |
28.2%
|
| 3 | Infrequently | 1625 |
21.6%
|
| 4 | Never | 1323 |
17.6%
|
| 98 | Don't know | 6 |
0.1%
|
| Sysmiss | 34477 |