| Value | Category | Cases | |
|---|---|---|---|
| 0 | never | 7778 |
36.1%
|
| 1 | sometimes | 9133 |
42.4%
|
| 2 | Often | 4328 |
20.1%
|
| 9 | Don't know | 209 |
1%
|
| 98 | Refused | 1 |
0%
|
| 99 | Missing data | 82 |
0.4%
|