| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 2 |
0.1%
|
| 0 | Never | 236 |
9.8%
|
| 1 | Rarely | 607 |
25.3%
|
| 2 | Often | 751 |
31.3%
|
| 3 | Always | 757 |
31.5%
|
| 9 | Don't know | 47 |
2%
|