| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost every day | 1929 |
10.7%
|
| 2 | At least once a week | 3526 |
19.6%
|
| 3 | Less than once a week | 3450 |
19.2%
|
| 4 | Not at all | 6682 |
37.2%
|
| 8 | Cannot read | 2362 |
13.2%
|
| Sysmiss | 1891 |