| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 375 |
35.8%
|
| 1 | Only sometimes | 382 |
36.5%
|
| 2 | Often | 129 |
12.3%
|
| 3 | Always | 153 |
14.6%
|
| 9 | Don't know | 9 |
0.9%
|