| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 1 |
0.1%
|
| 0 | Never | 419 |
34.9%
|
| 1 | Once or twice | 219 |
18.3%
|
| 2 | A few times | 221 |
18.4%
|
| 3 | Often | 172 |
14.3%
|
| 7 | No experience | 165 |
13.8%
|
| 9 | Dont know | 3 |
0.3%
|
| 998 | Refused | 0 |
0%
|