| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 888 |
74%
|
| 1 | A few times | 137 |
11.4%
|
| 2 | Often | 63 |
5.3%
|
| 8 | Refused | 1 |
0.1%
|
| 9 | Don’t know | 111 |
9.3%
|