| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 612 |
25.5%
|
| 1 | Sometimes | 832 |
34.7%
|
| 2 | Often | 517 |
21.5%
|
| 3 | Always | 284 |
11.8%
|
| 9 | Don't know | 155 |
6.5%
|
| 98 | Refused | 0 |
0%
|