| Value | Category | Cases | |
|---|---|---|---|
| 1 | daily | 871 |
14.7%
|
| 2 | less than daily | 243 |
4.1%
|
| 3 | not at all | 4241 |
71.4%
|
| 8 | don't know | 123 |
2.1%
|
| 9 | refused | 460 |
7.7%
|
| Sysmiss | 381 |