| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 923 |
76.9%
|
| 1 | A few times | 50 |
4.2%
|
| 2 | Often | 24 |
2%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 203 |
16.9%
|