| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 792 |
33%
|
| 1 | Rarely | 682 |
28.4%
|
| 2 | Often | 668 |
27.8%
|
| 3 | Always | 180 |
7.5%
|
| 9 | Don't know | 78 |
3.3%
|
| 998 | Refused | 0 |
0%
|