| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 504 |
20.7%
|
| 1 | Only sometimes | 810 |
33.3%
|
| 2 | Often | 510 |
21%
|
| 3 | Always | 261 |
10.7%
|
| 9 | Don't know | 346 |
14.2%
|
| 998 | Refused | 0 |
0%
|