| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 819 |
34.1%
|
| 1 | Only sometimes | 650 |
27.1%
|
| 2 | Often | 352 |
14.7%
|
| 3 | Always | 174 |
7.3%
|
| 9 | Don't know | 405 |
16.9%
|
| 998 | Refused | 0 |
0%
|