| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 2 |
0.1%
|
| 0 | Never | 340 |
14.2%
|
| 1 | Rarely | 659 |
27.5%
|
| 2 | Often | 719 |
30%
|
| 3 | Always | 337 |
14%
|
| 9 | Don't know | 343 |
14.3%
|