| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 454 |
37.8%
|
| 1 | Only sometimes | 520 |
43.3%
|
| 2 | Often | 83 |
6.9%
|
| 3 | Always | 32 |
2.7%
|
| 9 | Don't know | 111 |
9.3%
|
| 998 | Refused | 0 |
0%
|