| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 344 |
21.5%
|
| 1 | Occasionally | 845 |
52.8%
|
| 2 | Frequently | 410 |
25.6%
|
| 8 | Refused | 1 |
0.1%
|
| 9 | Don't know | 0 |
0%
|