| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 1 |
0.1%
|
| 0 | Never | 366 |
28.6%
|
| 1 | Once or twice | 303 |
23.7%
|
| 2 | A few times | 238 |
18.6%
|
| 3 | Often | 187 |
14.6%
|
| 7 | No experience | 182 |
14.2%
|
| 9 | Don't know | 1 |
0.1%
|
| 998 | Refused | 0 |
0%
|