| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 0 |
0%
|
| 0 | Never | 366 |
31.5%
|
| 1 | Once or twice | 213 |
18.3%
|
| 2 | A few times | 325 |
28%
|
| 3 | Often | 82 |
7.1%
|
| 7 | No experience | 174 |
15%
|
| 9 | Don't know | 1 |
0.1%
|
| 998 | Refused | 0 |
0%
|