| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 364 |
34.7%
|
| 1 | Only sometimes | 439 |
41.9%
|
| 2 | Often | 100 |
9.5%
|
| 3 | Always | 125 |
11.9%
|
| 9 | Don't know | 20 |
1.9%
|