| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 2 |
0.1%
|
| 0 | Never | 171 |
10.7%
|
| 1 | Rarely | 340 |
21.3%
|
| 2 | Often | 530 |
33.1%
|
| 3 | Always | 451 |
28.2%
|
| 8 | Refused | 2 |
0.1%
|
| 9 | Don’t know | 103 |
6.4%
|