| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 2403 |
31.9%
|
| 2 | At least once a week | 1899 |
25.2%
|
| 3 | Infrequently | 1875 |
24.9%
|
| 4 | Never | 1338 |
17.8%
|
| 98 | Don't know | 20 |
0.3%
|
| Sysmiss | 34477 |