| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 1 |
0.1%
|
| 0 | Never | 260 |
21.7%
|
| 1 | Once or twice | 120 |
10%
|
| 2 | A few times | 222 |
18.5%
|
| 3 | Often | 181 |
15.1%
|
| 7 | No experience | 325 |
27.1%
|
| 9 | Don't know | 89 |
7.4%
|
| 998 | Refused | 0 |
0%
|