| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 493 |
20.5%
|
| 1 | Only sometimes | 883 |
36.8%
|
| 2 | Often | 626 |
26.1%
|
| 3 | Always | 344 |
14.3%
|
| 9 | Don't know | 54 |
2.3%
|
| 998 | Refused | 0 |
0%
|